Results 251 to 255 of about 247,868 (255)
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Focal Length - an encyclopedia article

2007
openaire   +1 more source

error of calibrated focal length

2014
openaire   +1 more source

Variable Focal Length Lenses

2006
openaire   +1 more source

Focal Length, Power, and Magnification

2013
openaire   +1 more source

Variable Focal Length Lenses

2018
openaire   +1 more source
medicine
physics
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