- Sizes Ranging from ½" Diameter to 12" Diameter
- Each λ/20 Flat 76.2mm and Larger Includes a Certificate of Calibration
- Available with Standard Metallic Mirror Coatings: λ/10 and λ/20 Mirrors
- Precision N-BK7 Substrate
- Optimized for Use in Collimated Light with Small Fields of View
- Transmitted Wave Front Accurate to λ/16
- λ/10 and λ/20 Surface Flatness Options
- Each λ/20 Flat 76.2mm and Larger Includes a Certificate of Calibration
- Extended Lifetime in Contact Measurement Applications
- Single Surface Optical Flats Also Available
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