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The ARM Electronics VL2812AI is an inexpensive 2.8-12mm lens for use with a 1/3" CS mount CCTV camera. A varifocal lens is a great addition for any CCTV camera, allowing users to quickly change the camera's viewing perspective without having to move the camera from its installation point. This lens also incorporates an auto iris function to ensure properly exposed images in areas where light levels change during the course of the day.
Auto Iris DC
An auto iris function electronically adjusts the amount of light the camera receives in response to available light levels.
Ring Lock Mechanism
Zoom and focus rings be screwed into place to prevent them from shifting once they've been set.
In the Box
ARM Electronics VL2812AI 1/3" CS Mount 2.8-12mm f/1.4 Varifocal Auto Iris Lens