diff --git a/Applications/Diffusion/splashscreen.png b/Applications/Diffusion/splashscreen.png
index b4cf03a04f..9318656f66 100644
Binary files a/Applications/Diffusion/splashscreen.png and b/Applications/Diffusion/splashscreen.png differ
diff --git a/BlueBerry/Bundles/org.blueberry.ui.qt.help/resources/helpIndex.png b/BlueBerry/Bundles/org.blueberry.ui.qt.help/resources/helpIndex.png
index 88f80ca0ab..267a4788d0 100644
Binary files a/BlueBerry/Bundles/org.blueberry.ui.qt.help/resources/helpIndex.png and b/BlueBerry/Bundles/org.blueberry.ui.qt.help/resources/helpIndex.png differ
diff --git a/BlueBerry/Bundles/org.blueberry.ui.qt.help/resources/helpSearch.png b/BlueBerry/Bundles/org.blueberry.ui.qt.help/resources/helpSearch.png
index 63334a10c8..d9abb8c875 100644
Binary files a/BlueBerry/Bundles/org.blueberry.ui.qt.help/resources/helpSearch.png and b/BlueBerry/Bundles/org.blueberry.ui.qt.help/resources/helpSearch.png differ
diff --git a/BlueBerry/Bundles/org.blueberry.ui.qt.log/resources/debug.png b/BlueBerry/Bundles/org.blueberry.ui.qt.log/resources/debug.png
index b13d78106e..341db8a92e 100644
Binary files a/BlueBerry/Bundles/org.blueberry.ui.qt.log/resources/debug.png and b/BlueBerry/Bundles/org.blueberry.ui.qt.log/resources/debug.png differ
diff --git a/BlueBerry/Bundles/org.blueberry.ui.qt.log/resources/fatal.png b/BlueBerry/Bundles/org.blueberry.ui.qt.log/resources/fatal.png
index 5629d0c25f..be78aafff5 100644
Binary files a/BlueBerry/Bundles/org.blueberry.ui.qt.log/resources/fatal.png and b/BlueBerry/Bundles/org.blueberry.ui.qt.log/resources/fatal.png differ
diff --git a/BlueBerry/Bundles/org.blueberry.ui.qt.objectinspector/documentation/UserManual/ObjectBrowser.png b/BlueBerry/Bundles/org.blueberry.ui.qt.objectinspector/documentation/UserManual/ObjectBrowser.png
index ae143a1911..3fbf0251a5 100644
Binary files a/BlueBerry/Bundles/org.blueberry.ui.qt.objectinspector/documentation/UserManual/ObjectBrowser.png and b/BlueBerry/Bundles/org.blueberry.ui.qt.objectinspector/documentation/UserManual/ObjectBrowser.png differ
diff --git a/BlueBerry/Bundles/org.blueberry.ui.qt.objectinspector/resources/ObjectBrowser.png b/BlueBerry/Bundles/org.blueberry.ui.qt.objectinspector/resources/ObjectBrowser.png
index ae143a1911..3fbf0251a5 100644
Binary files a/BlueBerry/Bundles/org.blueberry.ui.qt.objectinspector/resources/ObjectBrowser.png and b/BlueBerry/Bundles/org.blueberry.ui.qt.objectinspector/resources/ObjectBrowser.png differ
diff --git a/Documentation/Doxygen/3-DeveloperManual/Starting/GettingToKnow/Tutorial/step10_result.png b/Documentation/Doxygen/3-DeveloperManual/Starting/GettingToKnow/Tutorial/step10_result.png
index 45686bf47e..837639fa8d 100644
Binary files a/Documentation/Doxygen/3-DeveloperManual/Starting/GettingToKnow/Tutorial/step10_result.png and b/Documentation/Doxygen/3-DeveloperManual/Starting/GettingToKnow/Tutorial/step10_result.png differ
diff --git a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/ColorImageProcessing.png b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/ColorImageProcessing.png
index fff2c940f5..b67adeed3e 100644
Binary files a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/ColorImageProcessing.png and b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/ColorImageProcessing.png differ
diff --git a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/IsoSurfaceGUI.png b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/IsoSurfaceGUI.png
index 1900424cbf..65f60bc382 100644
Binary files a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/IsoSurfaceGUI.png and b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/IsoSurfaceGUI.png differ
diff --git a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/IsoSurfaceIcon.png b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/IsoSurfaceIcon.png
index e7b435e83e..5afe288507 100644
Binary files a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/IsoSurfaceIcon.png and b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/IsoSurfaceIcon.png differ
diff --git a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/SimpleExample.png b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/SimpleExample.png
index 4ec2319e68..2636968563 100644
Binary files a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/SimpleExample.png and b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/SimpleExample.png differ
diff --git a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/SimpleMeasurementIcon.png b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/SimpleMeasurementIcon.png
index d2f09ad0d6..e3567b8a8b 100644
Binary files a/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/SimpleMeasurementIcon.png and b/Examples/Plugins/org.mitk.example.gui.imaging/documentation/UserManual/SimpleMeasurementIcon.png differ
diff --git a/Examples/Plugins/org.mitk.example.gui.imaging/resources/ColorImageProcessing.png b/Examples/Plugins/org.mitk.example.gui.imaging/resources/ColorImageProcessing.png
index fff2c940f5..b67adeed3e 100644
Binary files a/Examples/Plugins/org.mitk.example.gui.imaging/resources/ColorImageProcessing.png and b/Examples/Plugins/org.mitk.example.gui.imaging/resources/ColorImageProcessing.png differ
diff --git a/Examples/Plugins/org.mitk.example.gui.imaging/resources/SimpleExample.png b/Examples/Plugins/org.mitk.example.gui.imaging/resources/SimpleExample.png
index 4ec2319e68..2636968563 100644
Binary files a/Examples/Plugins/org.mitk.example.gui.imaging/resources/SimpleExample.png and b/Examples/Plugins/org.mitk.example.gui.imaging/resources/SimpleExample.png differ
diff --git a/Examples/Plugins/org.mitk.example.gui.imaging/resources/SimpleMeasurement.png b/Examples/Plugins/org.mitk.example.gui.imaging/resources/SimpleMeasurement.png
index 99977926fc..7b6a284a24 100644
Binary files a/Examples/Plugins/org.mitk.example.gui.imaging/resources/SimpleMeasurement.png and b/Examples/Plugins/org.mitk.example.gui.imaging/resources/SimpleMeasurement.png differ
diff --git a/Modules/IGTUI/resources/fastbackward.png b/Modules/IGTUI/resources/fastbackward.png
index cf0710f374..6aa4d21b9d 100644
Binary files a/Modules/IGTUI/resources/fastbackward.png and b/Modules/IGTUI/resources/fastbackward.png differ
diff --git a/Modules/IGTUI/resources/fastforward.png b/Modules/IGTUI/resources/fastforward.png
index 8e07f05b90..61780f8e05 100644
Binary files a/Modules/IGTUI/resources/fastforward.png and b/Modules/IGTUI/resources/fastforward.png differ
diff --git a/Modules/IGTUI/resources/firstframe.png b/Modules/IGTUI/resources/firstframe.png
index a5dc5ee9fc..a985209813 100644
Binary files a/Modules/IGTUI/resources/firstframe.png and b/Modules/IGTUI/resources/firstframe.png differ
diff --git a/Modules/IGTUI/resources/lastframe.png b/Modules/IGTUI/resources/lastframe.png
index 12e06af42a..89444e12d6 100644
Binary files a/Modules/IGTUI/resources/lastframe.png and b/Modules/IGTUI/resources/lastframe.png differ
diff --git a/Modules/IGTUI/resources/nextframe.png b/Modules/IGTUI/resources/nextframe.png
index 1793d2d291..1ccc958721 100644
Binary files a/Modules/IGTUI/resources/nextframe.png and b/Modules/IGTUI/resources/nextframe.png differ
diff --git a/Modules/IGTUI/resources/play2.png b/Modules/IGTUI/resources/play2.png
index 0472a46e5d..cb0502d5a4 100644
Binary files a/Modules/IGTUI/resources/play2.png and b/Modules/IGTUI/resources/play2.png differ
diff --git a/Modules/IGTUI/resources/previousframe.png b/Modules/IGTUI/resources/previousframe.png
index d5c6f94043..f978e4cdbf 100644
Binary files a/Modules/IGTUI/resources/previousframe.png and b/Modules/IGTUI/resources/previousframe.png differ
diff --git a/Modules/IGTUI/resources/stop_recording.png b/Modules/IGTUI/resources/stop_recording.png
index 46c69cf9e1..950452bc45 100644
Binary files a/Modules/IGTUI/resources/stop_recording.png and b/Modules/IGTUI/resources/stop_recording.png differ
diff --git a/Modules/QtWidgetsExt/resources/Logo_mbiATdkfz_gross.png b/Modules/QtWidgetsExt/resources/Logo_mbiATdkfz_gross.png
index 21ba140351..fa28730db6 100644
Binary files a/Modules/QtWidgetsExt/resources/Logo_mbiATdkfz_gross.png and b/Modules/QtWidgetsExt/resources/Logo_mbiATdkfz_gross.png differ
diff --git a/Modules/QtWidgetsExt/resources/PlanarCircle_48.png b/Modules/QtWidgetsExt/resources/PlanarCircle_48.png
index 7d9584664e..4389048a88 100644
Binary files a/Modules/QtWidgetsExt/resources/PlanarCircle_48.png and b/Modules/QtWidgetsExt/resources/PlanarCircle_48.png differ
diff --git a/Modules/QtWidgetsExt/resources/btnAddPointSet.png b/Modules/QtWidgetsExt/resources/btnAddPointSet.png
index 92c83e2df8..9c12624c8e 100644
Binary files a/Modules/QtWidgetsExt/resources/btnAddPointSet.png and b/Modules/QtWidgetsExt/resources/btnAddPointSet.png differ
diff --git a/Modules/QtWidgetsExt/resources/btnMoveDown.png b/Modules/QtWidgetsExt/resources/btnMoveDown.png
index f9c88fde9b..5fb6ca0f51 100644
Binary files a/Modules/QtWidgetsExt/resources/btnMoveDown.png and b/Modules/QtWidgetsExt/resources/btnMoveDown.png differ
diff --git a/Modules/QtWidgetsExt/resources/btnMoveUp.png b/Modules/QtWidgetsExt/resources/btnMoveUp.png
index 6b30616fef..d3f53aade5 100644
Binary files a/Modules/QtWidgetsExt/resources/btnMoveUp.png and b/Modules/QtWidgetsExt/resources/btnMoveUp.png differ
diff --git a/Modules/QtWidgetsExt/resources/btnRemovePoint.png b/Modules/QtWidgetsExt/resources/btnRemovePoint.png
index 342896e1d0..2ae20f9cb0 100644
Binary files a/Modules/QtWidgetsExt/resources/btnRemovePoint.png and b/Modules/QtWidgetsExt/resources/btnRemovePoint.png differ
diff --git a/Modules/QtWidgetsExt/resources/btnSetPoints.png b/Modules/QtWidgetsExt/resources/btnSetPoints.png
index 56bc114cad..18f7d22dbc 100644
Binary files a/Modules/QtWidgetsExt/resources/btnSetPoints.png and b/Modules/QtWidgetsExt/resources/btnSetPoints.png differ
diff --git a/Modules/QtWidgetsExt/resources/btnSwapSets.png b/Modules/QtWidgetsExt/resources/btnSwapSets.png
index b722cf54cf..07f47119de 100644
Binary files a/Modules/QtWidgetsExt/resources/btnSwapSets.png and b/Modules/QtWidgetsExt/resources/btnSwapSets.png differ
diff --git a/Modules/QtWidgetsExt/resources/logo_mint-medical.png b/Modules/QtWidgetsExt/resources/logo_mint-medical.png
index 09258cd0d3..dc74459a91 100644
Binary files a/Modules/QtWidgetsExt/resources/logo_mint-medical.png and b/Modules/QtWidgetsExt/resources/logo_mint-medical.png differ
diff --git a/Modules/Segmentation/Resources/Watershed_Cursor_32x32.png b/Modules/Segmentation/Resources/Watershed_Cursor_32x32.png
index f9606d4bbf..041feb3a18 100644
Binary files a/Modules/Segmentation/Resources/Watershed_Cursor_32x32.png and b/Modules/Segmentation/Resources/Watershed_Cursor_32x32.png differ
diff --git a/Modules/USUI/resources/ultrasound01-probe-72ppi-deactivated.png b/Modules/USUI/resources/ultrasound01-probe-72ppi-deactivated.png
index 1f6719d51f..fdde9b8f60 100644
Binary files a/Modules/USUI/resources/ultrasound01-probe-72ppi-deactivated.png and b/Modules/USUI/resources/ultrasound01-probe-72ppi-deactivated.png differ
diff --git a/Modules/USUI/resources/ultrasound02-scan-72ppi-deactivated.png b/Modules/USUI/resources/ultrasound02-scan-72ppi-deactivated.png
index c03db96f74..9ae437fe65 100644
Binary files a/Modules/USUI/resources/ultrasound02-scan-72ppi-deactivated.png and b/Modules/USUI/resources/ultrasound02-scan-72ppi-deactivated.png differ
diff --git a/Modules/USUI/resources/ultrasound03-targeting-72ppi-deactivated.png b/Modules/USUI/resources/ultrasound03-targeting-72ppi-deactivated.png
index 063e95928e..6487445f1d 100644
Binary files a/Modules/USUI/resources/ultrasound03-targeting-72ppi-deactivated.png and b/Modules/USUI/resources/ultrasound03-targeting-72ppi-deactivated.png differ
diff --git a/Modules/USUI/resources/ultrasound04-warning-72ppi-deactivated.png b/Modules/USUI/resources/ultrasound04-warning-72ppi-deactivated.png
index cb398db7d0..05e7e14751 100644
Binary files a/Modules/USUI/resources/ultrasound04-warning-72ppi-deactivated.png and b/Modules/USUI/resources/ultrasound04-warning-72ppi-deactivated.png differ
diff --git a/Modules/USUI/resources/ultrasound05-criticalStructures-72ppi-deactivated.png b/Modules/USUI/resources/ultrasound05-criticalStructures-72ppi-deactivated.png
index 592b5ed496..bac40b2575 100644
Binary files a/Modules/USUI/resources/ultrasound05-criticalStructures-72ppi-deactivated.png and b/Modules/USUI/resources/ultrasound05-criticalStructures-72ppi-deactivated.png differ
diff --git a/Modules/USUI/resources/ultrasound06-criticalScan-72ppi-deactivated.png b/Modules/USUI/resources/ultrasound06-criticalScan-72ppi-deactivated.png
index 387d9c8654..402a252eed 100644
Binary files a/Modules/USUI/resources/ultrasound06-criticalScan-72ppi-deactivated.png and b/Modules/USUI/resources/ultrasound06-criticalScan-72ppi-deactivated.png differ
diff --git a/Plugins/org.mitk.gui.qt.basicimageprocessing/documentation/UserManual/QmitkBasicImageProcessing_BIP_Overview.png b/Plugins/org.mitk.gui.qt.basicimageprocessing/documentation/UserManual/QmitkBasicImageProcessing_BIP_Overview.png
index d6c2579459..3515cb8e1e 100644
Binary files a/Plugins/org.mitk.gui.qt.basicimageprocessing/documentation/UserManual/QmitkBasicImageProcessing_BIP_Overview.png and b/Plugins/org.mitk.gui.qt.basicimageprocessing/documentation/UserManual/QmitkBasicImageProcessing_BIP_Overview.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_F3D.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_F3D.png
index 0b8ee922b8..0554c00f96 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_F3D.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_F3D.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Icon.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Icon.png
index 88f2710f8d..d430b9ddac 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Icon.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Icon.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Initial.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Initial.png
index b728072ce6..66646a1975 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Initial.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Initial.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_NiftyReg.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_NiftyReg.png
index 39f095d758..8b21f4e90d 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_NiftyReg.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_NiftyReg.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_NiftyRegRunning2.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_NiftyRegRunning2.png
index 9df12752c2..1e4d55b240 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_NiftyRegRunning2.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_NiftyRegRunning2.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Preferences.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Preferences.png
index bc035154d2..d3d9790beb 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Preferences.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_Preferences.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_PreferencesAdditionalDirectories.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_PreferencesAdditionalDirectories.png
index ed77784ee4..78465e580e 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_PreferencesAdditionalDirectories.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_PreferencesAdditionalDirectories.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_PreferencesAdditionalModules.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_PreferencesAdditionalModules.png
index e45e2afd58..53a4e1699f 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_PreferencesAdditionalModules.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_PreferencesAdditionalModules.png differ
diff --git a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_WithPrograms.png b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_WithPrograms.png
index 6ff8a032b9..a396be0319 100644
Binary files a/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_WithPrograms.png and b/Plugins/org.mitk.gui.qt.cmdlinemodules/documentation/UserManual/cmdlinemodules_WithPrograms.png differ
diff --git a/Plugins/org.mitk.gui.qt.datamanager/documentation/UserManual/QmitkDatamanager_Icon.png b/Plugins/org.mitk.gui.qt.datamanager/documentation/UserManual/QmitkDatamanager_Icon.png
index 88a7d48f69..fd5e0e63c0 100644
Binary files a/Plugins/org.mitk.gui.qt.datamanager/documentation/UserManual/QmitkDatamanager_Icon.png and b/Plugins/org.mitk.gui.qt.datamanager/documentation/UserManual/QmitkDatamanager_Icon.png differ
diff --git a/Plugins/org.mitk.gui.qt.datamanager/documentation/UserManual/QmitkDatamanager_Overview.png b/Plugins/org.mitk.gui.qt.datamanager/documentation/UserManual/QmitkDatamanager_Overview.png
index 525f1ef36e..b8f8f42112 100644
Binary files a/Plugins/org.mitk.gui.qt.datamanager/documentation/UserManual/QmitkDatamanager_Overview.png and b/Plugins/org.mitk.gui.qt.datamanager/documentation/UserManual/QmitkDatamanager_Overview.png differ
diff --git a/Plugins/org.mitk.gui.qt.datamanager/resources/DataManager_48.png b/Plugins/org.mitk.gui.qt.datamanager/resources/DataManager_48.png
index 88a7d48f69..fd5e0e63c0 100644
Binary files a/Plugins/org.mitk.gui.qt.datamanager/resources/DataManager_48.png and b/Plugins/org.mitk.gui.qt.datamanager/resources/DataManager_48.png differ
diff --git a/Plugins/org.mitk.gui.qt.datamanager/resources/data-type-image-mask-visible-24.png b/Plugins/org.mitk.gui.qt.datamanager/resources/data-type-image-mask-visible-24.png
index bb18e1cee2..79d81c96a2 100644
Binary files a/Plugins/org.mitk.gui.qt.datamanager/resources/data-type-image-mask-visible-24.png and b/Plugins/org.mitk.gui.qt.datamanager/resources/data-type-image-mask-visible-24.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/documentation/UserManual/Connectomics/QmitkRandomParcellationIcon.png b/Plugins/org.mitk.gui.qt.diffusionimaging/documentation/UserManual/Connectomics/QmitkRandomParcellationIcon.png
index 10728e8e8a..7e489c089f 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/documentation/UserManual/Connectomics/QmitkRandomParcellationIcon.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/documentation/UserManual/Connectomics/QmitkRandomParcellationIcon.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundle.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundle.png
index 378292a1a0..76ee67c6e7 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundle.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundle.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundleOperations.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundleOperations.png
index 8187b57ac0..dd384da8c9 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundleOperations.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundleOperations.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundleX.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundleX.png
index 378292a1a0..76ee67c6e7 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundleX.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/FiberBundleX.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/GibbsTracking.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/GibbsTracking.png
index d875ea96bd..9e551976a9 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/GibbsTracking.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/GibbsTracking.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/MapperEfx2D.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/MapperEfx2D.png
index 7d2e2807fb..fb62177783 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/MapperEfx2D.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/MapperEfx2D.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/QBallData24.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/QBallData24.png
index 272c8f6e5b..9d4afca54d 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/QBallData24.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/QBallData24.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/QBallData48.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/QBallData48.png
index 0b7315f0d6..cb4d2e8b2b 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/QBallData48.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/QBallData48.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/connectomics/QmitkRandomParcellationIcon.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/connectomics/QmitkRandomParcellationIcon.png
index 10728e8e8a..7e489c089f 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/connectomics/QmitkRandomParcellationIcon.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/connectomics/QmitkRandomParcellationIcon.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/preprocessing.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/preprocessing.png
index 783f0a4d16..41e35fca5e 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/preprocessing.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/preprocessing.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/one_eye_close.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/one_eye_close.png
index f8bf960606..6155f440a8 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/one_eye_close.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/one_eye_close.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/one_eye_open.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/one_eye_open.png
index c531c9c21a..77a88edba3 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/one_eye_open.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/one_eye_open.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/texIntOFF.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/texIntOFF.png
index 1f6d428384..c659b179eb 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/texIntOFF.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/texIntOFF.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/texIntON.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/texIntON.png
index 3c923887d0..0fdece5b3f 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/texIntON.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/source/texIntON.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/stochFB.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/stochFB.png
index 73a5b91572..6914198c81 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/stochFB.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/stochFB.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/texIntOFFIcon.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/texIntOFFIcon.png
index c8365c6cda..6733dd1736 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/texIntOFFIcon.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/texIntOFFIcon.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/texIntONIcon.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/texIntONIcon.png
index 5ca076e6dd..659b53729d 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/texIntONIcon.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/texIntONIcon.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/tractography.png b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/tractography.png
index d875ea96bd..9e551976a9 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimaging/resources/tractography.png and b/Plugins/org.mitk.gui.qt.diffusionimaging/resources/tractography.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/diffusionimaging.png b/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/diffusionimaging.png
index d875ea96bd..9e551976a9 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/diffusionimaging.png and b/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/diffusionimaging.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/perspectives/diffusionimaging.png b/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/perspectives/diffusionimaging.png
index d875ea96bd..9e551976a9 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/perspectives/diffusionimaging.png and b/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/perspectives/diffusionimaging.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/perspectives/utilities.png b/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/perspectives/utilities.png
index 3eb5f3784d..d98ee9513c 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/perspectives/utilities.png and b/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/perspectives/utilities.png differ
diff --git a/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/preprocessing.png b/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/preprocessing.png
index 783f0a4d16..41e35fca5e 100644
Binary files a/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/preprocessing.png and b/Plugins/org.mitk.gui.qt.diffusionimagingapp/resources/preprocessing.png differ
diff --git a/Plugins/org.mitk.gui.qt.dtiatlasapp/resources/diffusionimaging.png b/Plugins/org.mitk.gui.qt.dtiatlasapp/resources/diffusionimaging.png
index d875ea96bd..a89e909a09 100644
Binary files a/Plugins/org.mitk.gui.qt.dtiatlasapp/resources/diffusionimaging.png and b/Plugins/org.mitk.gui.qt.dtiatlasapp/resources/diffusionimaging.png differ
diff --git a/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_CrosshairModes.png b/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_CrosshairModes.png
index e73be79c4d..28821da132 100644
Binary files a/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_CrosshairModes.png and b/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_CrosshairModes.png differ
diff --git a/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_GUICommented.png b/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_GUICommented.png
index 86f2600137..8a8b3c65ca 100644
Binary files a/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_GUICommented.png and b/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_GUICommented.png differ
diff --git a/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_WindowDropdown.png b/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_WindowDropdown.png
index b0ce8820f4..86572b38b6 100644
Binary files a/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_WindowDropdown.png and b/Plugins/org.mitk.gui.qt.ext/documentation/UserManual/MITKUserManual_WindowDropdown.png differ
diff --git a/Plugins/org.mitk.gui.qt.ext/resources/DataManager.png b/Plugins/org.mitk.gui.qt.ext/resources/DataManager.png
index 8b304c77eb..7cac84bd4f 100644
Binary files a/Plugins/org.mitk.gui.qt.ext/resources/DataManager.png and b/Plugins/org.mitk.gui.qt.ext/resources/DataManager.png differ
diff --git a/Plugins/org.mitk.gui.qt.ext/resources/Slider.png b/Plugins/org.mitk.gui.qt.ext/resources/Slider.png
index 0eabc8cdea..a0918890ef 100644
Binary files a/Plugins/org.mitk.gui.qt.ext/resources/Slider.png and b/Plugins/org.mitk.gui.qt.ext/resources/Slider.png differ
diff --git a/Plugins/org.mitk.gui.qt.ext/resources/Slider_48.png b/Plugins/org.mitk.gui.qt.ext/resources/Slider_48.png
index 1aa56f987f..aca3ca144f 100644
Binary files a/Plugins/org.mitk.gui.qt.ext/resources/Slider_48.png and b/Plugins/org.mitk.gui.qt.ext/resources/Slider_48.png differ
diff --git a/Plugins/org.mitk.gui.qt.igtexamples/documentation/UserManual/QmitkIGTExamples_ImageGuidedTherapy.png b/Plugins/org.mitk.gui.qt.igtexamples/documentation/UserManual/QmitkIGTExamples_ImageGuidedTherapy.png
index 5d3aa7d072..704eda1258 100644
Binary files a/Plugins/org.mitk.gui.qt.igtexamples/documentation/UserManual/QmitkIGTExamples_ImageGuidedTherapy.png and b/Plugins/org.mitk.gui.qt.igtexamples/documentation/UserManual/QmitkIGTExamples_ImageGuidedTherapy.png differ
diff --git a/Plugins/org.mitk.gui.qt.imagenavigator/documentation/UserManual/QmtikImageNavigator_ImageNavigator.png b/Plugins/org.mitk.gui.qt.imagenavigator/documentation/UserManual/QmtikImageNavigator_ImageNavigator.png
index 6dd11f07a5..a0d55e032f 100644
Binary files a/Plugins/org.mitk.gui.qt.imagenavigator/documentation/UserManual/QmtikImageNavigator_ImageNavigator.png and b/Plugins/org.mitk.gui.qt.imagenavigator/documentation/UserManual/QmtikImageNavigator_ImageNavigator.png differ
diff --git a/Plugins/org.mitk.gui.qt.imagenavigator/documentation/UserManual/QmtikImageNavigator_Slider.png b/Plugins/org.mitk.gui.qt.imagenavigator/documentation/UserManual/QmtikImageNavigator_Slider.png
index 0eabc8cdea..a0918890ef 100644
Binary files a/Plugins/org.mitk.gui.qt.imagenavigator/documentation/UserManual/QmtikImageNavigator_Slider.png and b/Plugins/org.mitk.gui.qt.imagenavigator/documentation/UserManual/QmtikImageNavigator_Slider.png differ
diff --git a/Plugins/org.mitk.gui.qt.imagenavigator/resources/ImageNavigation_48.png b/Plugins/org.mitk.gui.qt.imagenavigator/resources/ImageNavigation_48.png
index 1e506a7c50..625e9f046a 100644
Binary files a/Plugins/org.mitk.gui.qt.imagenavigator/resources/ImageNavigation_48.png and b/Plugins/org.mitk.gui.qt.imagenavigator/resources/ImageNavigation_48.png differ
diff --git a/Plugins/org.mitk.gui.qt.imagenavigator/resources/Slider.png b/Plugins/org.mitk.gui.qt.imagenavigator/resources/Slider.png
index 0eabc8cdea..a0918890ef 100644
Binary files a/Plugins/org.mitk.gui.qt.imagenavigator/resources/Slider.png and b/Plugins/org.mitk.gui.qt.imagenavigator/resources/Slider.png differ
diff --git a/Plugins/org.mitk.gui.qt.imagenavigator/resources/Slider_48.png b/Plugins/org.mitk.gui.qt.imagenavigator/resources/Slider_48.png
index 1aa56f987f..aca3ca144f 100644
Binary files a/Plugins/org.mitk.gui.qt.imagenavigator/resources/Slider_48.png and b/Plugins/org.mitk.gui.qt.imagenavigator/resources/Slider_48.png differ
diff --git a/Plugins/org.mitk.gui.qt.materialeditor/documentation/UserManual/QmitkSurfaceMaterialEditor_Icon.png b/Plugins/org.mitk.gui.qt.materialeditor/documentation/UserManual/QmitkSurfaceMaterialEditor_Icon.png
index d2c9944dac..bc51835241 100644
Binary files a/Plugins/org.mitk.gui.qt.materialeditor/documentation/UserManual/QmitkSurfaceMaterialEditor_Icon.png and b/Plugins/org.mitk.gui.qt.materialeditor/documentation/UserManual/QmitkSurfaceMaterialEditor_Icon.png differ
diff --git a/Plugins/org.mitk.gui.qt.materialeditor/resources/SurfaceMaterialEditor.png b/Plugins/org.mitk.gui.qt.materialeditor/resources/SurfaceMaterialEditor.png
index d2c9944dac..bc51835241 100644
Binary files a/Plugins/org.mitk.gui.qt.materialeditor/resources/SurfaceMaterialEditor.png and b/Plugins/org.mitk.gui.qt.materialeditor/resources/SurfaceMaterialEditor.png differ
diff --git a/Plugins/org.mitk.gui.qt.measurementtoolbox/documentation/UserManual/QmitkMeasurementToolbox_MeasurementGUI.png b/Plugins/org.mitk.gui.qt.measurementtoolbox/documentation/UserManual/QmitkMeasurementToolbox_MeasurementGUI.png
index a2feeb511f..242caecb8e 100644
Binary files a/Plugins/org.mitk.gui.qt.measurementtoolbox/documentation/UserManual/QmitkMeasurementToolbox_MeasurementGUI.png and b/Plugins/org.mitk.gui.qt.measurementtoolbox/documentation/UserManual/QmitkMeasurementToolbox_MeasurementGUI.png differ
diff --git a/Plugins/org.mitk.gui.qt.measurementtoolbox/resources/doubleellipse.png b/Plugins/org.mitk.gui.qt.measurementtoolbox/resources/doubleellipse.png
index b57f3ffa6e..efa67c7146 100644
Binary files a/Plugins/org.mitk.gui.qt.measurementtoolbox/resources/doubleellipse.png and b/Plugins/org.mitk.gui.qt.measurementtoolbox/resources/doubleellipse.png differ
diff --git a/Plugins/org.mitk.gui.qt.moviemaker/documentation/UserManual/QmitkMovieMaker_Preferences.png b/Plugins/org.mitk.gui.qt.moviemaker/documentation/UserManual/QmitkMovieMaker_Preferences.png
index c26c59a63c..beb4ad84f7 100644
Binary files a/Plugins/org.mitk.gui.qt.moviemaker/documentation/UserManual/QmitkMovieMaker_Preferences.png and b/Plugins/org.mitk.gui.qt.moviemaker/documentation/UserManual/QmitkMovieMaker_Preferences.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_CylinderBad.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_CylinderBad.png
index b598444ee3..b50eab3701 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_CylinderBad.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_CylinderBad.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_CylinderGood.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_CylinderGood.png
index cb04f3cae9..f9e6e9e1d0 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_CylinderGood.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_CylinderGood.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Gradation10Percent.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Gradation10Percent.png
index f20115d7fc..878a421d85 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Gradation10Percent.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Gradation10Percent.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Icon.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Icon.png
index e3c06ee983..62d37a1742 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Icon.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Icon.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_NoBoundaryFixing10Percent.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_NoBoundaryFixing10Percent.png
index f6a07ae909..937b7d2957 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_NoBoundaryFixing10Percent.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_NoBoundaryFixing10Percent.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_OriginalMesh.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_OriginalMesh.png
index 375cc307bd..473a7bd4a5 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_OriginalMesh.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_OriginalMesh.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_RemeshingView.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_RemeshingView.png
index e202cf6a96..94fb6094ee 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_RemeshingView.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_RemeshingView.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Subsampling20percent.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Subsampling20percent.png
index 2b7d96dd37..06f3878191 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Subsampling20percent.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_Subsampling20percent.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_cylinder.png b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_cylinder.png
index db87d5e438..e24f55aa46 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_cylinder.png and b/Plugins/org.mitk.gui.qt.remeshing/documentation/UserManual/QmitkRemeshing_cylinder.png differ
diff --git a/Plugins/org.mitk.gui.qt.remeshing/resources/RemeshingIcon.png b/Plugins/org.mitk.gui.qt.remeshing/resources/RemeshingIcon.png
index 7ae38e1862..7aea53cbd6 100644
Binary files a/Plugins/org.mitk.gui.qt.remeshing/resources/RemeshingIcon.png and b/Plugins/org.mitk.gui.qt.remeshing/resources/RemeshingIcon.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkClippingPlane_Icon.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkClippingPlane_Icon.png
index 35dc639aed..efc4775416 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkClippingPlane_Icon.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkClippingPlane_Icon.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkClippingPlane_Overview2.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkClippingPlane_Overview2.png
index efc7f4f086..8ec4f883fe 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkClippingPlane_Overview2.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkClippingPlane_Overview2.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGBooleanOperations.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGBooleanOperations.png
index c3d5ef1cc1..bb3b524a4a 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGBooleanOperations.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGBooleanOperations.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGImageMasking.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGImageMasking.png
index f632f2b765..a3d95019a0 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGImageMasking.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGImageMasking.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGMorphologicalOperators.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGMorphologicalOperators.png
index 4adf520577..6d8236f721 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGMorphologicalOperators.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGMorphologicalOperators.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGSurfaceToImage.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGSurfaceToImage.png
index 4c5e6273b2..167935d2ee 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGSurfaceToImage.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_IMGSurfaceToImage.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_Overview.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_Overview.png
index d992e36112..3267c7692c 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_Overview.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentationUtilities_Overview.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DFMTool.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DFMTool.png
index 99f0ef415d..71868798b3 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DFMTool.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DFMTool.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DInterpolationWrongRight.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DInterpolationWrongRight.png
index c11cee3e4c..c9f2e64f7d 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DInterpolationWrongRight.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DInterpolationWrongRight.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DOtsuTool.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DOtsuTool.png
index c8694ce654..3b709234dd 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DOtsuTool.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DOtsuTool.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DRGTool.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DRGTool.png
index 13c632cd88..e67f46a7e1 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DRGTool.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DRGTool.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DThresholdTool.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DThresholdTool.png
index 5ff7139996..d06e5e8b68 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DThresholdTool.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DThresholdTool.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DTools.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DTools.png
index b31bdc4022..ae374df715 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DTools.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DTools.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DULThresholdTool.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DULThresholdTool.png
index 07a297bb06..1b1ff42bc3 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DULThresholdTool.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DULThresholdTool.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DWatershedTool.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DWatershedTool.png
index 633163d943..3b2a96c02b 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DWatershedTool.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_3DWatershedTool.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_FromSurfaceAfter.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_FromSurfaceAfter.png
index 4a1b161b91..ed204d33d2 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_FromSurfaceAfter.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_FromSurfaceAfter.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_FromSurfaceBefore.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_FromSurfaceBefore.png
index 86f2354cf8..7c958f81ee 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_FromSurfaceBefore.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_FromSurfaceBefore.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMG2DFastMarchingUsage.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMG2DFastMarchingUsage.png
index ccd13bde62..43c1050540 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMG2DFastMarchingUsage.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMG2DFastMarchingUsage.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGApplication.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGApplication.png
index 81c903ae29..4607c768e7 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGApplication.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGApplication.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGCorrectionActions.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGCorrectionActions.png
index dc8dc8ce03..6114b81e62 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGCorrectionActions.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGCorrectionActions.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGDataManagerContextMenu.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGDataManagerContextMenu.png
index ae303a7361..d7656dd31a 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGDataManagerContextMenu.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGDataManagerContextMenu.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconAddSubtract.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconAddSubtract.png
index 35efdd7797..72b6db55a1 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconAddSubtract.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconAddSubtract.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconCorrection.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconCorrection.png
index b8c31e4feb..aa7c1eb0c7 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconCorrection.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconCorrection.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconErase.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconErase.png
index e4d95e6889..38fd0fb0aa 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconErase.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconErase.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconFill.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconFill.png
index d3f2135306..439155386e 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconFill.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconFill.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconLiveWire.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconLiveWire.png
index 98344cb6e9..b2f2afd62e 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconLiveWire.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconLiveWire.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconPaintWipe.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconPaintWipe.png
index 6a3ef5775f..8c66679c33 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconPaintWipe.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconPaintWipe.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconRegionGrowing.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconRegionGrowing.png
index dd54ad0fd0..621eda7b38 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconRegionGrowing.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGIconRegionGrowing.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGLeakage.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGLeakage.png
index a2e27f3df1..d255ad08fc 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGLeakage.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGLeakage.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGPreferences.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGPreferences.png
index c8f4b0ff75..e55809fb97 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGPreferences.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGPreferences.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGSelection.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGSelection.png
index 6364255e65..a9ff65e63c 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGSelection.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_IMGSelection.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_Icon.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_Icon.png
index 3c5f592145..77de89223d 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_Icon.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_Icon.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_PickingTool.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_PickingTool.png
index fa7be1a716..1e7801de5d 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_PickingTool.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_PickingTool.png differ
diff --git a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_ToolOverview.png b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_ToolOverview.png
index d0d1025e84..1b7a4a4adb 100644
Binary files a/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_ToolOverview.png and b/Plugins/org.mitk.gui.qt.segmentation/documentation/UserManual/QmitkSegmentation_ToolOverview.png differ
diff --git a/Plugins/org.mitk.gui.qt.simulation/resources/Node_16x16.png b/Plugins/org.mitk.gui.qt.simulation/resources/Node_16x16.png
index 558445718c..411df8608d 100644
Binary files a/Plugins/org.mitk.gui.qt.simulation/resources/Node_16x16.png and b/Plugins/org.mitk.gui.qt.simulation/resources/Node_16x16.png differ
diff --git a/Plugins/org.mitk.gui.qt.simulation/resources/Slave_16x16.png b/Plugins/org.mitk.gui.qt.simulation/resources/Slave_16x16.png
index 9281fff450..77a02cd4fa 100644
Binary files a/Plugins/org.mitk.gui.qt.simulation/resources/Slave_16x16.png and b/Plugins/org.mitk.gui.qt.simulation/resources/Slave_16x16.png differ
diff --git a/Plugins/org.mitk.gui.qt.toftutorial/documentation/Manual/icon.png b/Plugins/org.mitk.gui.qt.toftutorial/documentation/Manual/icon.png
deleted file mode 100644
index f1ad7558e4..0000000000
--- a/Plugins/org.mitk.gui.qt.toftutorial/documentation/Manual/icon.png
+++ /dev/null
@@ -1 +0,0 @@
-‰PNG
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Bell.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Bell.png
index 829abdc285..4d83a028b2 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Bell.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Bell.png differ
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Checkboxen.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Checkboxen.png
index f29ddc528e..473bdcf868 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Checkboxen.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Checkboxen.png differ
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Color.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Color.png
index 0db8d0ea5b..e92390a892 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Color.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Color.png differ
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Gradient.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Gradient.png
index aacf56c0c7..ffe4acb732 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Gradient.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Gradient.png differ
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_InternalPresets.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_InternalPresets.png
index 37f8710806..81d6608905 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_InternalPresets.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_InternalPresets.png differ
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Opacity.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Opacity.png
index f44495627b..bb1d564dae 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Opacity.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Opacity.png differ
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Overview.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Overview.png
index e1b20fd521..1b1c48f575 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Overview.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Overview.png differ
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Slider.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Slider.png
index e58f956996..be8b6f8727 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Slider.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Slider.png differ
diff --git a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Threshold.png b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Threshold.png
index 86b2e30b49..9508346bca 100644
Binary files a/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Threshold.png and b/Plugins/org.mitk.gui.qt.volumevisualization/documentation/UserManual/QmitkVolumeVisualization_Threshold.png differ