/usr/share/applications/imagevis3d.desktop is in imagevis3d 2.0.1-4ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 | [Desktop Entry]
Type=Application
Terminal=false
Version=2.0.1
Name=ImageVis3D
GenericName=Data Viewer
Comment=Desktop volume rendering application for large data
TryExec=imagevis3d
Exec=imagevis3d &
Categories=Education;Science;DataVisualization;ImageProcessing;MedicalSoftware
Icon=imagevis3d
MimeType=application/x-imagevis3d;
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