Edmund Optics® offers a variety of high-precision optical gratings from Richardson Gratings™, an industry leader in ruled and holographic diffraction gratings. Their gratings’ tight dimensional and groove spacing tolerances, and their minimized reflected wavefront distortion, maximize system performance. These ruled and holographic gratings are ideal for applications including spectroscopy, telecommunications, and education. Richardson Gratings was founded in 1947 and is now an MKS Instruments brand. Edmund Optics provides a large selection of in-stock Richardson Gratings products available for immediate shipping and is proud to be their global distribution partner. Learn more at www.edmundoptics.com/richardson-gratings.