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.
Princeton Scientific Corporation - Bethlehem, PASupplier of sophisticated materials for research or production applications. Offers laser crystals and laser components, optical components, optoelectronic components, metals (high purity or single crystals), plasma technology, UHV components, and precision wire saws.
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.
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.
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.
Omega Optical LLC - Brattleboro, VTPrecision optical filters since 1969, from UV to NIR. We specialize in custom filters from prototype to OEM quantities. Fluorescence, astronomy, and overrun filters in stock. Prototyping, engineering, and high-volume production utilizing plasma-assisted reactive magnetron sputtering, e-beam, thermal evaporation, and ion assist. ISO 9001:2015 Certified.