Spectrograph optics for astronomical telescopes

Spectrograph optics for astronomical telescopes

Optical Surfaces Ltd is a leading producer of ultra-high precision optical components and systems for telescope spectrographs. The main function of a telescope spectrograph is to separate light into its component colours (or wavelengths) to reveal information about...
Proprietary technique produces ultra smooth laser mirrors

Proprietary technique produces ultra smooth laser mirrors

Optical Surfaces Ltd. has pioneered a pitch-polishing technique, that produces consistently low surface microroughness on off-axis parabolic mirrors used as key focusing elements for high power laser experiments. Microroughness is a component of surface texture, it...
Improving telescope vision with artificial guide stars

Improving telescope vision with artificial guide stars

Optical Surfaces Ltd report supply of fourteen 100mm diameter field selector mirrors and a 400mm diameter reference flat to TNO (Delft, Netherlands) for a Laser Launch System designed to improve telescope vision with artificial guide stars. Designed and built by ESO...
Aspheric lenses for high power laser research

Aspheric lenses for high power laser research

Optical Surfaces Ltd is a leading producer of large diameter aspheric lenses used as critical focusing optics in high-power laser research. Aspheric lenses provide a cost-effective way of reducing the number of optical elements in a focusing system thereby making them...
Extremely large reference flat for testing space optics

Extremely large reference flat for testing space optics

Optical Surfaces Ltd. has received an order from JEEWOO Photonics Ltd (Daejeon, South Korea) to produce a 700mm diameter reference flat – a key component in an optical test system being developed for a space optics organisation. The optical test system is...
Low profile mount offers stable platform for large mirrors

Low profile mount offers stable platform for large mirrors

Optical Surfaces Ltd. has developed a new low profile mirror mount that provides a secure platform for large and heavy high-precision flat, spherical, on-axis and off-axis mirrors. Robustly designed in black anodized aluminium, the mount can be tailored to match the...