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Meaning of Porro prism | Babel Free

Noun CEFR B2

Definitions

A reflection prism used in optical instruments to alter the orientation of an image. It consists of a block of glass shaped as a right geometric prism with right-angled triangular end faces.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

Porroh porron Porsan Porscha Porsche Porsgrunn

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