Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11am Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enter new zip code to refresh estimated delivery time.
The A Series 3MP CS-Mount 12.5 to 50mm IR Corrected Varifocal P-Iris Lens from Computar is is designed for P-iris cameras. It allows a camera to capture images in 3.2 x 5.8mm (φ6.6mm) maximum format. The lens is compatible with 1/27" cameras and uses a CS-mount for mounting to your camera.
Precise focus adjustment
Focus lock system
IR corrected optics
Compatible with Allied Vision Technology's GT1290 Series cameras
In the Box
computar A Series 3MP CS-Mount 12.5 to 50mm IR Corrected Varifocal P-Iris Lens
Limited 3-Year Warranty
Table of Contents
12.5 to 50mm
Maximum Aperture Ratio
Maximum: 3.2 x 5.8 mm (φ6.6 mm）
Iris: f/1.4 to f/16C
Focus: 3.2' to infinity (1.0 m to infinity)
Zoom 12.5 to 50mm
Iris: Stepping Motor
Angle of View (D x H x V)
1/2.7 type (16:9):
30.3 to 7.7° x 26.3 to 6.7° x 14.5 to 3.8°
1/2.7 type (4:3):
30.3 to 7.7° x 24.0 to 6.2° x 17.8 to 4.7°
14 to 122°F (-10 to 50°C)
Effective Lens Aperture
Front: φ 21.7mm
Rear: φ 9.1mm
Back Focal Length
Flange Back Length
0.49" (12.5 mm)
φ1.8 x 2.3 x 2.2" (φ46 x 60 x 58.2 mm)
Cable Length: 12.2" (310 mm)
2.8 oz (81 g)
computar A Series 3MP CS-Mount 12.5 to 50mm IR Corrected Varifocal P-Iris Lens Review