Photonics Spectra - Pittsfield, MAPublisher of Photonics Spectra magazine, an international publication covering the photonics industry: lasers, optics, imaging, sensors and detectors, test and measurement, light sources, fiber optics, spectroscopy, microscopy, materials, coatings, and machine vision. Photonics Spectra is referred to by the largest qualified audience of engineers, designers, researchers, and managers seeking to keep abreast of photonics technology. Subscribe online at www.Photonics.com/subscribe.
Fil-Tech Inc. - Boston, MAFil-Tech supplies electron beam gun and ion source replacement parts, sensor heads and feedthroughs, INFICON rate monitors and controllers and Quality Crystals in Gold and Stress Relieving Alloy for the thin-film industry. We stock FT704, hydrocarbon oils and Krytox oils and greases, and ionization, thermocouple, INFICON and InstruTech vacuum gauges.