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What is meant by optical flat?

Alexander Walker | 2023-06-09 17:41:58 | page views：1394
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Ava Brown

Works at Cloud9 Technologies, Lives in San Diego, CA.
An optical flat is a precisely polished flat surface, used as a reference against which the flatness of an unknown surface may be compared. ... The flatness of an optical flat is measured in fractions of a reference wavelength, 632.8nm.
2023-06-14 17:41:58
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Lucas Gonzales

QuesHub.com delivers expert answers and knowledge to you.
An optical flat is a precisely polished flat surface, used as a reference against which the flatness of an unknown surface may be compared. ... The flatness of an optical flat is measured in fractions of a reference wavelength, 632.8nm.
Optical Flats | Edmund Optics
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