F1.6 4.0mm focal length CCTV lens CS mount for sensing game

Focal Length: 4.0mm
Format Size: 1/3"
Mount: CS
MTF: 5 Mega Pixels
View Angle: 63.80°
Aperture(F No.): 1.6

* What is a CCTV lens?
   A fixed or board CCTV camera lens has a set viewing angle. ... A vari-focal or manual zoom CCTV camera lens can be adjusted by your CCTV technician so it focuses on exactly the area that you wish to record.

What is field of view?
 
 In short, field of view is the area of coverage that the camera can 'see' within a scene. This all depends on the size of the lens – the higher the number, the narrower a view you have.
   This simplified diagram below shows you the sort of coverage you expect from different lens sizes.



  A word of warning, field of view alone cannot guarantee you’ll be able to monitor a subject. Other considerations like camera placement and where your subject is, are also important.

VY Optoelectronics Co.,Ltd. could fabricate and design varied of CCTV camera lenses as per your requirement, according to sensor size you use and effect you expect to achieve with lens for your CCTV camera, we could recommend a suitable mount, design a best focal length and view of angle.

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