Dichroic Coatings

Founded in 1957, RMI designs and manufactures precision optics and coatings. Our technical expertise include laser optics from DUV to Far IR; IR optics including high output diamond turning; and custom optical assemblies. We have proven experience in solutions for aerospace/defense, life science, medical, semiconductor, industrial, and research markets.

Produces high-performance optical coatings and components specializing in the design, development, and manufacture of ion-beam sputtered, low optical loss, laser-damage resistant thin films for the UV-VIS-IR spectral region. Applications include lasers, laser devices, nonlinear crystals, medical instruments, and other photonic devices.

Specialist in designing, developing, and manufacturing advanced, high-accuracy, and repeatability thin-film coatings by ion beam sputtering (IBS) technology. Provides customized and application-optimized laser optics featuring high LIDT, longevity and reliability.

PPD provides custom laser optics, assemblies, and IBS coatings for prototype, research, and OEM applications. PPDs precision fabrication, dielectric thin-film coatings, and epoxy-free assembly processes enable total optics solutions. Products include PBS cubes, high power laser mirrors, super-polished lenses, prisms, polarizers, and Brewster windows.

Manufacturer of precision optical components and high-power laser coatings from UV to IR. Stock and custom optics: lenses, beamsplitters, filters, windows, mirrors, wave plates, large wedges, prisms, and many more. In-house custom coatings: AR, high reflection, dichroic, and polarizing. Optics from 4 mm to 16 inches.