Word.ws English Dictionary

optical flats

optical flats is the plural of optical flat.

Meaning of optical flat

Noun

optical flat (plural optical flats)

  1. A disk of high-quality quartz glass having at least one side ground and polished with a deviation in flatness less than 50 nanometers all over, and a surface quality of 5 microfinish or less; used, in an interferometer, to measure the flatness of other surfaces.

Questions about optical flats

What is optical flats the plural of?
Optical flats is the plural of optical flat.

Words near optical flats in the dictionary

  1. optical fiber
  2. optical fibers
  3. optical fibre
  4. optical fibres
  5. optical flat
  6. optical flats
  7. optical glass
  8. optical illusion
  9. optical illusions
  10. optical isomer
  11. optical isomerism

Source and license

Adapted from Wiktionary: optical flats (page history and authors); optical flat (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “optical flats.” Word.ws, https://word.ws/optical_flats. Based on Wiktionary, CC BY-SA 4.0.