Request InfoOptical Surfaces Ltd.Optical Surfaces Ltd. can supply Fabry-Perot etalons in matched pairs up to 150 mm in diameter with accuracies to l/300 and ring or optically contacted spacers. Wedge angles are 5 min of arc for smaller diameters, rising in steps to a wedge angle of 40 min of arc for diameters greater than 70 mm. They are available as standard in materials including UV-grade silica and germanium. All come with full quality testing assurance.See full productRelated content from Photonics MediaWEBINARSPhotonics.com 1/12/2023A Proven, Portable, and PIC-Based Methodology for Cultivating a Next-Generation WorkforceWith the passage of the CHIPS and Science Act and growing demand for photonic integrated circuit technology, the semiconductor industry is once again gaining momentum. But even as the U.S. rebuilds...Photonics.com 1/18/2018Fiberguide RARe Motheye Fiber: Random Anti-Reflective (RARe) Nanostructures on Optical Fibers as Replacement for AR CoatingsAnti-reflective (AR) coatings are now entering their second century and have remained virtually unchanged throughout their life. As power level and wavelength range requirements continue to increase,...Photonics.com 3/27/2024Precision Planning: Simplified Laser Scanning with Predictive SoftwareConventional controllers for laser scan systems do not allow to predict the actual path of the laser beam on the work piece. A tedious process of testing different parameters and delay settings...Photonics.com 7/20/2023Motorized and Calibrated Lenses for Machine Vision ApplicationsMany applications have benefited from motorized varifocal lenses that allow automatic or remote adjustment of focus distance and field of view. Applications may need to change the focal length or...