Kenley, Surrey, UK, March 3, 2003. Working with high stability materials including glass, zerodur and silica, Optical Surfaces Ltd. is able to supply reference flats for high precision applications including astronomy, laser beam steering and optical flatness testing.
A unique thermally stable manufacturing environment enables Optical Surfaces to routinely achieve a surface accuracy of l/30 p.v. and surface roughness of 10 Å rms on individual reference flats up to 600 mm in diameter.
All reference flats from Optical Surfaces come with full quality testing assurance. Optics up to 450 mm diameter are provided with a Fizeau interferometric test report, larger flats are quality assured using the Ritchey-Common test procedure.
The experienced technical support and production engineers at Optical Surfaces Ltd. enables the company to supply both single large specialist requirements and OEM quantity, high precision reference flats in sizes from 105mm to 00mm.
Optical Surfaces Ltd. is quality approved to ISO
For more information, visit www.optisurf.com.