Meaning Of The Word Porro prism

Real Dictionary

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Porro prism Meaning

Porro prism Definition
Porro prism Definition

What's The Definition Of Porro prism?

Porro prism in American English
noun: an isosceles, right-triangular prism in which light entering one half of the hypotenuse face is reflected at the two short sides and is reversed in orientation when it leaves the other half of the hypotenuse: used in 90°- oriented pairs in binoculars to i

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