Format: 35mm mirror
Type: Fixed focal length (fixed)
Focus: Manual focus
System: M42
Optical design: 6 lenses and 4 mirrors
Features: Mirror-lens
Focal length -500 mm
Max. aperture - f / 6,3
Min. diaphragm. f / 6,3
Lep-in aperture - no
MDF (m.) - 4,5
Filter mm - 95
Weight - 1400 gr
Length - 163 mm
Additional Information:
resolution: 38/22 lines / mm (center / edge);
angle of view - 5 °.
3M-6A 500 mm f / 6.3 is a telephoto mirror lens with multilayer coating for 35 mm SLR cameras with an M42 connection thread.
Comes: Original box, lens, front covers, 4 filters