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Old August 30, 2013, 10:29 AM   #5
Senior Member
Join Date: April 30, 2008
Location: Texas
Posts: 1,931
What determines FOV in a scope?

Several things, mainly:

1. The magnification; higher x = narrower FOV

2. The geometry of the lenses, their radius of curvature, thickness, etc.

3. Number of lenses and the space between them.
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