SemiNex Corporation - Danvers, MAManufacturer of laser diodes in the 1250- to 1940-nm range for automotive lidar, professional medical, military, and industrial applications. High power semiconductor lasers are available as bare die and bar, as well as in a variety of packages including B and C mounts, TO-cans, laser engines, and fiber-coupled devices up to 100 W.
Universal Photonics Inc. - Central Islip, NYLapping and polishing consumables and machinery for glass, plastic, crystals, IR, semiconductor, electro, laser, and fiber optics. Microcellular foam elastomer pads, compounds, ultrapure alumina, colloidal silica, diamond powder/slurries; water-based, nanosize, alpha-alumina; optical blocking, synthetic pitch, double-sided polishers, and centrifuges.
SCHOTT North America Inc. - Duryea, PADevelops products for applications in optics, lithography, astronomy, automotive, consumer electronics, industrial, and life sciences. Offers a variety of optical and laser glasses, optical filters, glass ceramic, IR materials, optical components, custom glass development, precision finishing, and metrology capabilities.
Aperture Optical Sciences Inc. - Meriden, CTDesign and manufacture of satellite telescopes, aspheric mirrors, SiC optics, optics, and optical systems for high-energy lasers. Provides large aperture integrated mounts, beam expanders, beam steering mirrors, and telescopes. Optics are deployed in aerospace, directed energy, HEL research, and remote sensing applications.
Valley Design Corp., Headquarters - Shirley, MAAS9100/ISO 9001 manufacturer of substrates, wafers, flat optics, precision shims/spacers, 0.127-mm sq to 450-mm diameter. Precision lapping, polishing, dicing, 5-axis CNC machining, small diameter core drilling, hole drilling. Ultrathin 10-20 microns, ultraflat, tight tolerances. Fused silica, glass, sapphire, ceramics, metals. Large inventory.