Kentek Corporation - Boscawen, NHEstablished in 1983, Kentek Corporation has served thousands of laser users in more than 60 countries around the world. Kentek has the most comprehensive laser safety products and services including eyewear, barriers and curtains, viewing windows, beam control, beam evaluation, training and consulting for all laser users in any environment.
National Aperture Inc. - Salem, NHManufactures precision apertures and miniature micropositioning components. Apertures: pinholes, air slits, and patterns on foils, exotic materials, and reflective surfaces. Micropositioning products: miniature motorized linear and rotary translation stages, PC-based servo-control systems, and light-duty servo amplifiers.
Thorlabs Inc. - Newton, NJVertically integrated designer and manufacturer of photonics equipment for research, industry, life science, biomedical, and defense applications. Offerings include optomechanics, motion control, optics, fiber and fiber processing systems, light analysis, lasers and SLDs, optical amplifiers, imaging components, and microscopy systems.