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Coating: None Optical Flats

3 Results
Single Sided Optical Flats
from Advanced Optics, Inc.

Single sided optical flats are used as a reference (test plate) against which the flatness of an unknown surface can be compared. Advanced Optics offers single sided optical flats made of low expansion borosilicate glass, fused silica, fused quartz and ZERODUR ® up to 8 inches in diameter. [See More]

  • Optical Flat Features: No Coating; Anti-Reflection Coating (optional feature)
  • Optical Flat Diameter, Side Length, or Rectangular Length: 25.4 to 203
  • Optical Flat Shape: Circular
  • Thickness: 12.7 to 33.78
Optical Flats
from Precision Surfacing Solutions

Lapmaster Optical Flats are manufactured using the finest quality materials and the latest manufacturing techniques. The optical flats are made from the highest quality clear fused quartz, which is known for its very low thermal expansion characteristics and resistance to abrasion. [See More]

  • Optical Flat Features: No Coating
  • Optical Flat Diameter, Side Length, or Rectangular Length: 305
  • Optical Flat Shape: Circular
  • Optical Flat Material: Clear Fused Quartz
Optical Flats
from Artifex Engineering

Precision reference plates for optical testing. An optical flat is a precisely polished flat surface which may be used as a reference to measure the flatness of an unknown surface. Artifex Engineering offers both single surface and dual surface optical flats in BK7, Zerodur ® or Fused Silica. We... [See More]

  • Optical Flat Features: No Coating
  • Optical Flat Material: Fused Silica (optional feature); Zerodur® (optional feature); BK7
  • Optical Flat Shape: Circular
  • Surface Quality: 60-40 Scratch / Dig