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Computar Varifocal IR (infrared) DC auto iris lenses are designed for use with Day/Night cameras. They eliminate focus shift in night mode, especially in the presence of IR lighting.


Focal Length 8.5mm - 40mm
Max. Aperture Ratio 1:1.3
Max. Image Format 4.8mm x 3.6mm(⌀6mm)
Operation Range Iris: F1.6 - F360
Focus: 0.8m ‐ Inf.
Zoom: 8.5mm - 40mm
Control Iris: Auto Iris
Focus: Manual
Zoom: Manual
Object Dimension at M.O.D. 8.5mm: 48.1cm x 34.5cm
40mm: 10cm x 7.5cm
Angle of View D: 43.9° - 8.9°
H: 33.5° - 7.1°
V: 24.4° - 5.3°
Effective Lens Aperture Front: ⌀27.0mm
Rear: ⌀9.3mm
Back Focal Length Tele: 10.6mm
Wide: 9mm
Flange Back Length 12.5mm
Mount CS-Mount
Filter Size M37.5 P=0.5mm
Dimensions ⌀41.7mm x 57.5mm x 62.9mm
Weight 114g
Operating Temperature -20°C - +50°C
Coil Drive: 190Ω
Control: 1000Ω


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