Lens Caculator

Longse designs HD cameras to provide high-definition images for surveillance centers. Its simple connection and operation is easier to accept for traditional security engineers.

Multiple product levels are available to fulfill various demands.
- HD Camera includes Value series and Pro series, which is highly cost-effective series that is to provide excellent performance at an affordable price.
- The Full Color Series is for some scenes with low light at night. This series camera offers full, vibrant color, in low-light settings.
- PTZ is an abbreviation for pan, tilt and zoom and reflects the movement options of the camera, which is commonly used in applications such as surveillance, video conferencing, live production, lecture capture and distance learning.
- Special camera is for some special scenes where need a camera for a wide range of surveillance.

Select Optical Format :
Video resolution :
Provide any one of the following two properties(A or B)The other text box will fill when you click"Calculate".Note:Under this distance you can see the human face clearly.
A.The distance from the camera :m
B.Camera focal length :mm