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Optical Surfaces Ltd.

Optical Surfaces Ltd has been producing optical components, mounted optical components and systems for more than 50 years and is now accepted as one of the world’s leading manufacturers of high-precision optics and optical systems. The company’s ISO 9001-2008 approved manufacturing workshops and test facilities are deep underground in a series of tunnels excavated in solid chalk where temperature remains constant and vibration is practically non-existent. With such stable conditions testing, particularly with long path lengths, becomes quantifiable and reliable. Working with these natural advantages is a highly skilled team of craftsmen with a commitment to excellence in ...

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Latest News

Large Prisms for Demanding Spectroscopic Applications

Product News

Large Prisms for Demanding Spectroscopic Applications

Monday, October 28, 2019
Optical Surfaces Ltd. is a leading manufacturer of large, high quality prisms for spectroscopic, surveying and telescope applications. Prisms are solid optics that are ground and polished into geometrical and optically significant shapes where the angle, position, and number of surfaces help define the type and function. Spectroscopic applicatio

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How Microroughness Impacts Optical Performance

Company News

How Microroughness Impacts Optical Performance

Wednesday, September 18, 2019
Optical Surfaces Ltd. has undertaken a study to determine how microroughness impacts the performance of Aspheric lenses and mirrors. Microroughness is a quantity which considers features which are even smaller than slope errors and is often expressed in RMS terms after integrating over spatial periods that are usually less than 0.25mm.

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Hyperbolic Mirrors for Deep Space Observation

Product News

Hyperbolic Mirrors for Deep Space Observation

Wednesday, July 24, 2019
Optical Surfaces Ltd. is a leading international manufacturer of hyperbolic mirrors for deep space observation telescopes and earth observation satellites. A hyperbolic mirror is the optical component of choice for precisely and accurately focusing light in a telescope from one focal point to the other focal point. Hyperbolic mirrors are used in

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