Dahszhi 3.5-8.0mm F1.4 CCTV Lens CS Mount Manual Focus Zoom Focal IR 1/3" 1:1.4 for Security IP Camera

Dahszhi 3.5-8.0mm F1.4 CCTV Lens CS Mount Manual Focus Zoom Focal IR 1/3" 1:1.4 for Security IP Camera

• This CCTV Lens is made of high quality hard glass and tough metal
• Manually adjustable focal length (zoom) from wide to tele and a manual focus
• Two knob for adjust the focal length and horizonal field; Comes with a cap for protecting the lens well
• The lens allows more of the scene to be included in the photograph and this ir block lens performs well during the day.VR all series of network HD can be installed
• The use of broadband multi-layer coating,to maximize the tail and flash the backlight suppression occurs Phenomenon,but also can effectively reduce the reflective loss of the lens,eliminating the better ghosting,glare,spot