High-Precision Optical Gratings

Richardson Gratings™, founded in 1947 and now an MKS Instruments brand, is an industry leader in the design, manufacture and characterization of ruled and holographic diffraction gratings. Superior dimensional tolerances, groove spacing tolerances, and minimized reflected wavefront distortion ensure high performance in your optical system. Richardson Gratings’ selection of planar and concave gratings is ideal for applications as varied as spectroscopy, telecommunications, and education. Edmund Optics® is a proud global distribution partner of Richardson Gratings products and has a large selection in-stock and ready to ship.