Manual iris 4.0mm 2mp F2.0 1/2″ format c mount industrial lens – ACH0420MM

SPECIFICATION

Focal Length: 4mm
Resolution: 2MP   100lp/mm
Format :  1/2″
Mount : C mount
F/No : F2.0 ~ F16
Back Focus :  8.77mm
Iris Type :  Manual Iris
Angle of View(D×V×H) :  1/2″  90°×77.4°× 61.8°
1/3″  73.74°×61.92°× 48.46°
1/4″  53.13°×43.6°× 33.4°
Distortion :      <-2.8%
Relative illuminate: 82.8%
CRA: 1.4°
Focusing Range: 0.1m ~∞ 
Optimum Working Distance: 1m
Design Wavelength:   400nm~700nm
Coating: 400nm~950nm
Lens Construction: 10-9
Lens Effective Diameter: φ31.29mm  Front
φ9.69mm   Back
TTL: 53.5mm
Dimension : 44.5×35.97mm
Weight : 130g
Model : ACH0420MM

PS: Manual iris 4.0mm 2mp F2.0 1/2″ format c mount industrial lens, 4mm c mount lens