Erecting prism definitions

erecting prism

[n] - a right-angled optical prism used to turn an inverted image upright
Found on http://www.webdictionary.co.uk/definition.php?query=erecting%20prism

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erecting prism

noun a right-angled optical prism used to turn an inverted image upright
Found on https://www.encyclo.co.uk/local/20974

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