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.
Optronic Laboratories LLC - Orlando, FLManufacturer of high-grade light measurement equipment including LED test and measurement systems, spectroradiometers, integrating spheres, colorimeters, radiometers, photometers, and calibration standards and services.