Chroma Technology Corp. - Bellows Falls, VTManufacturer of optical filters and coatings for many demanding applications such as: biomedical instruments and imaging systems, fluorescence microscopy, aerospace, surveillance, machine vision, industrial inspection such as semiconductors, food and lumber, multispectral imaging, and chemical analysis. Employee-owned.
SORL/Space Optics Research Labs LLC - Merrimack, NHManufactures stock and custom off-axis parabolic mirrors. Flat, spherical, and aspheric mirrors in ceramic, glass and metal, precision mirror mounts; reflective beam expanders, collimators, FLIR test stations, lidar telescopes; Fourier transform systems, IR lens assemblies and a LUPI-IIA interferometer. Engineering, design, and field services.
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.