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 ARTICLES (September 2005)
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Absorption correction - how to avoid a common LED testing error
Even when correctly calibrated, an integrating sphere does not necessarily provide error-free measurement of an LED's spectral properties.
LED products pack a punch at PLASA
The PLASA show, which took place at London's Earls Court, was packed with LED products, although true novelty was thin on the ground.
Elevator lighting gets an upgrade with LEDs
LRC field study shows 45 percent energy saving from replacing incandescent elevator downlights with LEDs.
September 2005
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