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Blue leds

— Philips AmbientLED bulb with one of three cover pieces removed. Note the use of blue LEDs.

— The bulb might have a yellow exterior, but it emits white light thanks to the remote phosphor.

— Decontructed 12W Philips AmbientLED

— A dual LED circuit

— Philips Lumec LED street lamp in Manhattan

— Lighting Facts lamp from Philips’ L Prizing winning bulb

— Lighting Science Group bulb