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Knight Optical
1130 Ten Rod Rd.
Suite D102
North Kingstown, RI 02852
United States

Full Company Details
Phone: +1 401-583-7846
Fax: +1 401-583-7851
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Knight Optical

Quartz Optical Flats
  • Type: Windows
  • Applications: Astronomy, Industrial, Scientific Research
  • Surface Quality: <60:40 scratch/dig
  • Surface Finish: <5 λ off pitch
  • Parallelism: <5 arcmin

Single precision flat surfaces. Optical flats are single precision flat surfaces. They are used as reference surfaces to compare flatness of a substrate where flatness is unknown.

Flatness face 1 & 2 on dual face polished flats: As specified over 90% aperture;

Flatness face 1 on single sided polished flats: As specified over 90% aperture ;

Flatness face 2 on single sided polished flats: Commercial polish.
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