Evaporated Coatings Inc. - Willow Grove, PAOptical coatings for precision glass and polymer optics, fiber optic devices, crystals, and semiconductors. Designs include optical filters, high power AR and HR laser mirrors, ultralow antireflection, enhanced mirrors, beamsplitters, transparent conductive coatings, LWP/SWP filters, antistatic, attenuation, and custom designs. ISO 9001:2015 certified.
OPCO Laboratory Inc. - Fitchburg, MAManufacturer of custom optics, optical replication, diffraction gratings, electro-optical assemblies, metallic and dielectric thin-film coatings for prototype and volume production. State-of-the-art manufacturing, coating, QC, assembly and class 1000 cleanrooms. Serving commercial and defense markets worldwide.
EMF - Ithaca, NYOffers precision custom and high-volume coatings on glass, metals, ceramics, and plastics for automotive, defense, consumer electronics, dentistry, astronomy, utilities, lighting, and entertainment. Twenty-six vacuum coating chambers offer 40 million sq. in. of coating capacity, enabling high volume and large format coatings up to 108 in. in diameter.
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.
Andover Corporation - Salem, NHManufacturer of precision optical filters and coatings for the aerospace, astronomy, research, environmental, military, machine vision, and medical markets. Extensive line of standard products; specializes in custom designs. US owned, ITAR registered and AS 9100 and ISO 9001 certified.
Ohara Corporation, Eastern Office - Branchburg, NJManufactures precision optical glasses: strip/slab, blanks, fine gobs, polished ball lenses, near-UV transmitting i-Line glass, ceramic substrates, CaF2, UV/IR materials, quartz, fused silica (std./excimer grade). Ohara CCZ ultralow expansion (excellent CTE; large size). Nanoceram. Double-side polished substrates (low surface roughness, excellent flatness).