Specifications:
Focal length - 210 mm
Max. diaphragm. - F 4,5
Min. diaphragm. F 32
Aperture 32 22 16 11 8 5,6 4,5
Lep-in aperture. 20
Filter (mm) 60
Weight (gr.) 300
Length (mm.) 53
Mount M60
Format: Large format
Type: Fixed focal length (fixed)
Focus: Manual focus
System: Large format
Optical design: 4 elements in 3 groups, Tessar