Computar's H16Z7516AMS-IR 1/2" 7.5-120mm C-Mount 16X motorized zoom LENS provides a wide range 44.6 - 3.2 degree horizontal angle of view on a 1/2" format camera. The Computar H16Z7516AMS-IR can be used on 1/2" or smaller format C or CS mount cameras. Computar H16Z7516AMS-IR has a F1.6 maximum aperture providing good low light performance. The H16Z7516AMS-IR is part of the Computar IR series which utilizes special optics and coatings to eliminate focus shift at night with infrared lighting making the H16Z7516AMS-IR an ideal lens for Ganz Day/Night cameras and other manufacturers high sensitivity cameras. The Computar H16Z7516AMS-IR has an Overall length of 5.9 inches. Accepts a 72mm X 0.75 filter. 

COMPUTAR Model No. Suffix Designations
M       3 motors (remote control of zoom, focus & iris motors w/ controller)
MS     3 motors w/ neutral density spot filter (for bright outdoor conditions)
AMS  Auto Iris with spot filter (most common for outdoor use)
P       With preset pots to "memorize" selected zoom & focus positions
R       With manual iris override of A/I function for tough lighting conditions
DC     With DC auto iris output with 4 pin connector installed