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.
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.
Special Optics Inc. - Denville, NJManufactures catalog and custom/OEM optical components and assemblies including microscope objectives, motorized zoom beam expanders, high-resolution diffraction-limited lenses, telecentric scanning, focusing and imaging lenses, wave plates, polarizers; also mounting hardware, optical coatings, and lens design services for UV to CO2 wavelengths.