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Amici prism

[uh-mee-chee]

noun Optics.

a compound prism that spreads out incident white light into a spectrum but produces no deviation of the central color of the dispersed beam.

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Origin of Amici prism

named after G. B. Amici (1784–1863), Italian astronomer

Also called direct-vision prism, roof prism.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019