(discontinued) 1/2″ 4.5-12.5mm F1.2 Varifocal, DC Auto Iris (CS Mount) Day/Night IR
By: Computar | Discontinued
Lens Optics for over 40 Years
Computar : HG3Z4512FCS-IR
Description
This product has been discontinued. For an alternative, please see the Computar EG3Z3915FCS-MPWIR
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.
Specifications
| 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 |