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JINLING Chen
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KIM Chen
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Subject: AUTO LED Lighting-Wavelength of 3.8 × 10-7 to 7.7 × 10-7 meters or electromagnetic waves
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2010-02-05 |
Light
Wavelength of 3.8 × 10-7 to 7.7 × 10-7 meters or electromagnetic waves,
is good for the eyes caused by visual, known as the visible light
(visible light) or light waves (light wave), referred to as light.
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