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.
Meadowlark Optics Inc. - Frederick, COManufactures standard and custom polarization control components and systems including polarizers, retarders, LC devices, Pockels cells, polarimeters, and SLMs. Applications are in optogenetics, aerospace, defense, medical imaging and analysis, data storage, polarimetry, semiconductor inspection and processing, astronomy, and more.
Vermont Photonics Technologies Corp. - Dummerston, VTUS distributor for Moeller-Wedel Optical GmbH. Optical test, metrology, and quality control equipment: ELCOMAT electronic autocollimators, GONIOMAT electronic goniometers, custom electronic autocollimators, visual autocollimators, collimators, alignment telescopes, dioptometers, spherometers, focometers, interferometers, and refractometers.