- Company: Rainbow Research Optics LLC
- Type: Other
- Diameter Up To: 6"
- Radii: 0-2300"
- Plano Available: Yes
- Convex Available: Yes
- Concave Available: Yes
Test plates are used as a reference to test surface flatness, power, displacement, irregularity, and radius of curvature. Before interferometers were so widely used, test plates were the only method for optics fabricators to verify the flatness of a particular optical surface.
6830 S Dawson Circle
Centennial, CO 80112
United States
Phone: +1 303-371-3000
Fax: +1 303-371-1333