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Computar : HG3Z4512FCS-IR

By: Computar
Lens Optics for over 40 Years
Contact us for lowest price (800) 284-2288, (858) 565-1101,, or fax (858) 300-4193
1/2" 4.5-12.5mm F1.2 Varifocal, DC Auto Iris (CS Mount) Day/Night IR

The Computar HG3Z4512FCSIR DC Auto Iris has a Focal Length of 4.5-12.5mm, and a Iris range of F1.2. The HG3Z4512FCS IR has a 1/2" Format with CS Mount IR corrected for true Day/Night operation. Locking set screws on zoom, focus, and iris rings as well as precision all glass optics ensure minimal distortion for this varifocal lens.

Focal Length 4.5mm - 12.5mm
Max. Aperture Ratio 1:1.2
Max. Image Format 6.4mm x 4.8mm
Operation Range Iris = F1.2 - F360C; Focus = 0.3m - Inf.; Zoom = 4.5mm - 12.5mm
Control Iris = Auto Iris; Focus = Manual; Zoom = Manual
Object Dimension at M.O.D 4.5mm (53.7cm x 35.6cm); 12.5mm (16.1cm x 12cm)
Angle of View D = 108.0 - 37.6; H = 83.7 - 30.1; V = 61.3 - 22.6
Coil Drive = 190 Ohms; Control = 850 Ohms
Operating Temperature -20C - 50C
Effective Lens Aperture Front = 19.9mm; Rear = 9.9mm
Back Focal Length Tele = 16.5mm; Wide = 8.5mm
Flange Back Length 12.5mm
Mount CS-Mount
Filter Size M35.5 P=0.5mm
Dimensions 38.5mm x 47.5mm x 48.8mm
Weight 68g


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Prices and specifications subject to change without notice.