Speciality Prisms for Cryogenic Measurements of Refractive Index for ESO ELT’s Spectrograph – HARMONI
Optical Surfaces Ltd has received an order to supply the University of Oxford, UK with 3 speciality glass prisms for a study that will enable defining key components in the state-of-the-art HARMONI spectrometer being developed for ESO’s Extremely Large Telescope...
Affordable, High Performance Beam Collimators
Optical Surfaces Ltd. announce a new series of high-performance beam collimators designed for Modulation Transfer Function (MTF) testing of optical systems. Benefiting from a lightweight design and new assembly technique – the LW-series of beam collimators uniquely...
Durable Mirrors for High Power Lasers
Optical Surfaces Ltd. is a specialist producer of extremely durable, high performance coated mirrors, up to 600 mm in diameter, for use with high power femtosecond lasers. Employing the latest dielectric coating technology, these high-power laser mirrors provide...
Optical Windows for Wind Tunnel Aerodynamic Testing
Optical Surfaces Ltd is a producer of large diameter, high precision windows for wind tunnel aerodynamic testing. Aerodynamicists and engineers use wind tunnels to test models of proposed aircraft and engine components. During a test, the model is placed in the test...
Highly Smooth Off Axis Parabolic Mirrors Offer Near 100% Reflectance
Optical Surfaces Ltd. reports that its off-axis parabolic mirrors are particularly suitable for coating using an Ion Beam Sputtering (IBS) technique that provides near 100% reflectivity thereby providing unmatched protection from thermal damage that often arises from...
Spectrograph to Record Near-IR Spectrum of Stars in a Single Exposure
Optical Surfaces Ltd reports delivery to the Research Institute in Astrophysics and Planetology (IRAP) of high precision disperser prisms and folding mirror components that lie at the heart of the ground breaking SPIRou / SPIP near infrared spectrograph. The SPIRou /...
Light Weighted Mirrors
Optical Surfaces Ltd has developed proprietary light weighting techniques that can reduce the weight of a mirror by as much as 60%. In spaceborne applications the need to minimise payload is a key factor in designing optical systems. Optical Surfaces lightweight...