LIGHT EMITTING DEVICE
First Claim
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1. A light emitting device, comprising:
- a plurality of kinds of LED elements emitting ultraviolet rays or short-wavelength visible rays of different wavelengths;
a single wavelength converting member containing fluorescent substances and converting the ultraviolet rays or short-wavelength visible rays emitted from the plurality of kinds of LED elements to derive white light; and
a current control part varying current values to be supplied to the plurality of kinds of LED elements.
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Abstract
To provide a light emitting device capable of favorably controlling a color temperature of white light and having excellent color rendering properties, the light emitting device includes: a plurality of kinds of LED elements emitting ultraviolet rays or short-wavelength visible rays of different wavelengths; a single wavelength converting member containing fluorescent substances and converting the ultraviolet rays or short-wavelength visible rays emitted from the plurality of kinds of LED elements to derive white light; and a current control part varying current values to be supplied to the plurality of kinds of LED elements.
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Citations
5 Claims
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1. A light emitting device, comprising:
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a plurality of kinds of LED elements emitting ultraviolet rays or short-wavelength visible rays of different wavelengths; a single wavelength converting member containing fluorescent substances and converting the ultraviolet rays or short-wavelength visible rays emitted from the plurality of kinds of LED elements to derive white light; and a current control part varying current values to be supplied to the plurality of kinds of LED elements. - View Dependent Claims (2, 3, 4, 5)
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Specification