LEOS.org Advancing the interests of the laser, optoelectronics, and photonics professional community.
http://www.i-leos.org/
International Commission For Optics ICO is a Scientific Associate of the International Council for Science (ICSU) and an Affiliated Commission of the International Union of Pure and Applied Physics (IUPAP)
Fiberoptics: New England Fiberoptic Council Fiberoptic Council composed of international manufacturers and distributors serving the aerospace, defense, fiber, laser, medical, manufacturing, oceanographic, telcom, OEM, oil, research, and transportation industry
ECN: Electronic Component News ECN delivers an expansive volume of new product editorial coverage, design tutorials, technology reviews, and applications articles, making it a comprehensive, well-rounded information source for electronic design and development engineers and engineering managers.