TECH/REP
TECHNOLOGY REPRESENTATIVES INC.
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What Len's Should I Use?


This is the most common question we are asked in the Security industry regarding mega pixel cameras.

The jargon used can be very confusing:  Resolution, FOV, LUX, Pixel Density, Working Distance, Back Focal Length, Focal Length, Sensor Size, F Stop, etc...

Sometimes it feels like you have to be an optical engineer just to get started!

We have broken down the most common Security applications into 4 basic categories:



  • Visual Identification - I need to be able to identify people or objects that are already known to the user

  • Presence Detection - I need a general view of what is going on but do not need to identify specifically what things are

Please use these resources
to create the right camera and lens combination
for a successful deployment.


Please Contact a Tech/Rep sales person if you need any further assistance!