Hackaday

Determine Fundamental Constants With LEDs And A Multimeter

There are (probably) less than two dozen fundemental constants that define the physics of our universe. Determining the value of them might seem like the sort of thing for large, well funded ...
Yahoo Finance

CSA Group Acquires Orb Optronix to Provide State-Of-The-Art Testing and Certification Services to LED and Lighting Manufacturers Globally

SEATTLE, WASHINGTON--(Marketwire - Nov 16, 2012) - CSA Group, a leading global product certification and testing organization today announces that it has acquired Orb Optronix, a privately-held, ...
Mining

CSA Group acquires Orb Optronix to provide state-of-the-art testing and certification services to LED and lighting manufacturers globally

SEATTLE, WASHINGTON–(Marketwire – Nov. 16, 2012) – CSA Group, a leading global product certification and testing organization today announces that it has acquired Orb Optronix, a privately-held, ...