CCTV Wireless Security Cameras Warren Security Systems, Inc.
Established 1973

Alarm Contractors - North East
Equipment Vendors - North America
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How do I select a camera lens?
Use the calculator below to quickly find out which lens is right for your application.


Camera format1/3"  1/4" 
Object Distance ft.
Field of view    (Horizontal x Vertical)
    ft x   ft
Focal Length Needed  mm lens
      
1. Enter object distance
2. Enter horizontal or vertical view needed
3. Click the Calculate button to display
    focal length needed


4 mm lens (angle view: 72º) 6 mm lens (angle view: 43º) 8 mm lens (angle view: 33º)
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Warren Security Systems, Inc.
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Last modified on Saturday, April 30, 2011