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Telescope or lens

Lichtenknecker Flat Field Camera 760 f/4

pedroreastrophotography.com/.../Lichtenknecker_Flat_Field_Cameras_20200926_PRE.pdf
TypeOther
Diameter190 mm
Focal length760 mm
Weight11.70 kg
Users 1
Images 18
Most often used with
Lichtenknecker M145
Community notes
A catadioptric telescope developed by Dieter Lichtenknecker for astrophotography. Generates a flat field without any correction lenses.