Meaning Of The Word Pentaprism

Real Dictionary

What's the definition of Pentaprism? Find Pentaprism meanings, definitions and more at the Real Dictionary online.

Pentaprism Meaning

Pentaprism Definition
Pentaprism Definition

What's The Definition Of Pentaprism?

pentaprism in American English
noun: a prism that has five faces, a pair of which are at 90° to each other; a ray entering one of the pair emerges from the other at an angle of 90° to its original direction: used esp. in single-lens reflex cameras to reverse images laterally and reflect them

pentaprism in British English
noun: a five-sided prism that deviates light from any direction through an angle of 90°, typically used in single-lens reflex cameras between lens and viewfinder to present the image the right way round

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