IRD Glass is an accomplished manufacturer of a wide variety of flat optics, including windows, reticles, filters, mirrors, optical wedges, and patterned coatings. These flat optics are used in any number of industries, including the medical field, aerospace, defense, machine vision and homeland security, to name a few. Flatness of 1/10 wave and better is achieved on a regular basis, along with parallelism of .00003” over a 9” + substrate.