Focal length: 37mm
Field of view angle: 60°
Frame size: 24×36 mm
Number of lenses/groups: 6/5
Working distance - 45.2 mm
Relative opening: 1:2.8
Aperture scale limits: 1:2.8–1:16
Number of aperture blades: 10
Aperture adjustment - stepless
Preset aperture - yes
Near focusing limit - 0.7 m
Connections:
lens with camera - M39×1
for screw-in bits – M49×0.5
for snap-on attachments - ∅51 mm
Mounting location for filters: front
Resolution according to specifications (center/edge): 45/23 lines/mm
Light transmittance: 0.78
Weight - 180 grams