DrewsOptical Incorporated

Specializing in Precision Flat Optics since 1976
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Flat Mirrors



  • High Quality Custom Parts for All Applications

  • Superior Surface Quality

  • Precision Flatness

  • Prototype and Production Quantities Available

  • 100% Inspected




Sizes All Shapes and Sizes up to 24-Inches in Diameter
Flatness 1/20 at 6328 nanometers *
Surface Quality 10/5, 20/10, 40/20, 60/40, 80/50
Parallelism Within Seconds *
Clear Aperture 90% or Better

* Specific tolerances for parts may vary depending on part size, shape and/or substrate material used.

Substrate Materials Most Commonly Used
BK-7 B-270 Fused Silica
Optical Crown and Flint Glasses Shott Glasses


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