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porro prism

Porro prism
P p

Transcription

    • US Pronunciation
    • US IPA
    • [pawr-oh]
    • /ˈpɔr oʊ/
    • US Pronunciation
    • US IPA
    • [pawr-oh]
    • /ˈpɔr oʊ/

Definition of porro prism words

  • noun porro prism 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 increase the length of the optical path and to erect the final image. 1

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Parts of speech for Porro prism

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation

porro prism popularity

This term is known only to a narrow circle of people with rare knowledge. Only 29% of English native speakers know the meaning of this word.
According to our data about 63% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

porro prism usage trend in Literature

This diagram is provided by Google Ngram Viewer

See also

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