LED Bulb

LED Bulb

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Credit: GIPhotoStock/SCIENCE PHOTO LIBRARY

Caption: LED bulb. High-power white light-emitting diodes (LEDs) are beginning to be used for lighting and illumination applications. Compared to conventional incandescent light bulbs, LEDs are much more efficient, durable, and have longer lifetime. Shown here is an LED bulb that produces 450 lumens of light from 8 Watts of electrical power and has a lifetime of 25000 hours.

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Keywords: bulb, consumer, diode, efficient, environmental, green, household, led, light, light bulb, light emitting diode, light-emitting diodes, lightbulb, lighting, optical, optics, physics, semiconductor, solid state, still life, technology, white

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