All verified mentions of this organization in source documents.
The 0.7 m diameter reference flat ordered from Optical Surfaces Ltd. is made of CLEARCERAM®-Z.
Optical Surfaces Ltd. has ISO 9001-2015 approved manufacturing workshops and test facilities deep underground in a series of tunnels excavated in solid chalk.
The underground tunnels at Optical Surfaces Ltd. provide an environment with naturally thermally stable temperature and extremely low vibration.
Optical Surfaces Ltd. has invested in an extensive range of test equipment and uses trusted methods to ensure accurate and reliable testing of surface accuracy, quality, and slope errors.
Optical Surfaces Ltd. supplied two reflective beam collimators to a leading European supplier of high precision optics to military and defence contractors.
Optical Surfaces Ltd. employs highly skilled engineers who produce OAP mirrors with high surface accuracy, quality, and low slope errors.
Optical Surfaces Ltd. has published an illustrated guide that introduces OAP geometry and provides step-by-step instructions for initial alignment.
Optical Surfaces Ltd.'s manufacturing workshops and test facilities are ISO 9001-2015 approved.
Optical Surfaces Ltd. developed the artifact suppression method in conjunction with a customer.
Optical Surfaces Ltd. developed an artifact suppression method that enables accurate magnification of small aperture laser beams using a 30x reflective beam expander.
Optical Surfaces Ltd. has invested in an extensive range of test equipment and developed methods to ensure accurate and reliable testing of high-precision optical components and mounted mirrors.
The underground tunnel environment at Optical Surfaces Ltd. provides naturally thermally stable temperatures and extremely low vibration.
Optical Surfaces Ltd.'s high-magnification reflective beam expander provides highly efficient transmission unspoiled by diffraction patterns.
Optical Surfaces Ltd. has been producing demanding optical components, optical systems, and mounts for more than 60 years.
Optical Surfaces Ltd. previously supplied a 7.5x off-axis beam compressor that was designed to allow a 95-mm beam of starlight to be reduced in size for final division among instruments on the telescope.
Optical Surfaces Ltd. received a follow-up order from Magdalena Ridge Observatory to produce three second-generation off-axis beam compressors.
Optical Surfaces Ltd. incorporates invar element tie bars in the beam compressor design to provide thermal stabilization.
The reflective design of Optical Surfaces Ltd.’s beam reducers is achromatic and, with protected silver coatings, can operate from the visible spectrum to the far infrared without adjustment.
Optical Surfaces Ltd.'s manufacturing facility is ISO 9001-2015 approved.
Optical Surfaces Ltd. can routinely achieve surface roughness of less than 1 nm rms.