Industrial Covert Unlimited is in its 25rd year of operation. CU1.COM has been up and running since mid 1997 and was one of the original security equipment buying sites on the internet. Great security & CCTV products and people who still answer the phone!

Check Out Our CYBER WEEK DEALS!


Rainbow L851VCS 1/2" 8.5 - 51mm Varifocal Manual Iris CCTV Lens

Rainbow L851VCS 1/2" 8.5 - 51mm Varifocal Manual Iris CCTV Lens
Item# L851VCS
$172.99
Availability: Usually ships the next business day

Product Description

Rainbow L851VCS 1/2" 8.5 - 51mm Varifocal Manual Iris CCTV Lens
The Rainbow L851VCS is a 1/2inch varifocal lens with a manual iris. The L851VCS cctv lens has a focal length of 8.5 - 51mm and a CS mount for mounting to your favorite security camera. The Rainbow L851VCS cctv lens is compatible with 1/2", 1/3", and 1/4" surveillance cameras.

  • Manual Iris
  • 8.5 - 51mm Focal length
  • 1/2" Format
  • CS Mount


L851VCS: 1/2" 8.5-51mm Manual Iris, CS-mount
Compatible with 1/2" & 1/3" Cameras
Focal Length: 8.5~51mm
Iris: F1.6~Close
Angular Field Of View (H x V): 1/2": 41.3 x 31.5 at 8.5mm
7.2 x 5.4 at 51mm
1/3": 31.5 x 23.9 at 8.5mm
5.4 x 4.0 at 51mm
1/4": 23.9 x 18.0 at 8.5mm
4.0 x 3.0 at 51mm
Minimum Object Distance: 0.8m (from front vertex)
Filter Size: 37.5mm P0.5
Mount: CS-mount
Operation Temperature: -10 ~ +50C (+14 ~ 122F)
Size, Approx. Weight:

43.3 x 79.4mm, 120g
(Approx. 1.7 x 3.1in,., 4.2oz.)

Maximum Relative Aperture: 1:1.6
Optical Back Focal Distance: 15.89mm (in air)
Operation: Focus: Manual
Iris:Manual
Zoom: Manual