High cyan light LED illuminant component and illuminating equipment
A technology for light-emitting parts and cyan light, which is applied to lighting and heating equipment, semiconductor devices of light-emitting elements, lighting devices, etc., can solve the problems of high blue light and low cyan light of LED light source, and achieves improved cyan light ratio and comfortable visual experience. , the effect of lighting effect improvement
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Example Embodiment
[0076] Example 1 as a fluorescent film:
[0077] A fluorescent film containing AB silica gel, CaSrAlSiN3 red phosphor (color coordinates, X: 0.660-0.716, Y: 0.286-0.340), BaSi2O2N2 green phosphor (color coordinates, X: 0.064-0.081, Y: 0.488-0.507) And Y3Al5Ga5O12 yellow-green phosphor (color coordinates, X: 0.367-0.424, Y: 0.545-0.571); among them, the weight ratio of CaSrAlSiN3 red phosphor, BaSi2O2N2 green phosphor and Y3Al5Ga5O12 yellow-green phosphor is (0.020-0.035): (0.018-0.030): (0.140-0.253), the mass percentage of the three phosphors in the phosphor film is 33-43%.
[0078] The fluorescent film is excited by blue light and can obtain white light with a color temperature of 2700K-3000K near natural light: in the spectrum, the relative spectrum of the 480-500nm band is greater than 0.30, and the relative spectrum of the 500-640nm band is greater than 0.70.
Example Embodiment
[0079] Example 2 as a fluorescent film
[0080] A fluorescent film containing AB silica gel, CaSrAlSiN3 red phosphor (color coordinates, X: 0.660-0.716, Y: 0.286-0.340), BaSi2O2N2 green phosphor (color coordinates, X: 0.064-0.081, Y: 0.488-0.507) And Y3Al5Ga5O12 yellow-green phosphor (color coordinates, X: 0.367-0.424, Y: 0.545-0.571); among them, the weight ratio of CaSrAlSiN3 red phosphor, BaSi2O2N2 green phosphor and Y3Al5Ga5O12 yellow-green phosphor is (0.010-0.022): (0.020-0.040): (0.080-0.140), the mass percentage of the three phosphors in the phosphor film is 25-35%.
[0081] The fluorescent film is excited by blue light and can obtain white light with a color temperature of 4000K-4200K near natural light: in the spectrum, the relative spectrum in the 480-500nm band is greater than 0.45, and the relative spectrum in the 500-640nm band is greater than 0.65.
Example Embodiment
[0082] Example 3 as a fluorescent film
[0083] A fluorescent film containing AB silica gel, CaSrAlSiN3 red phosphor (color coordinates, X: 0.660-0.716, Y: 0.286-0.340), BaSi2O2N2 green phosphor (color coordinates, X: 0.064-0.081, Y: 0.488-0.507) And Y3Al5Ga5O12 yellow-green phosphor (color coordinates, X: 0.367-0.424, Y: 0.545-0.571); among them, the weight ratio of CaSrAlSiN3 red phosphor, BaSi2O2N2 green phosphor and Y3Al5Ga5O12 yellow-green phosphor is (0.010-0.020): (0.030-0.068): (0.071-0.130), the mass percentage of the three phosphors in the phosphor film is 17-27%.
[0084] The fluorescent film is excited by blue light, and can obtain white light with a color temperature of 5500K-6000K near natural light: in the spectrum, the relative spectrum in the 480-500nm band is greater than 0.40, and the relative spectrum in the 500-640nm band is greater than 0.60.
[0085] By selecting the above blue chip and fluorescent film, white light can be obtained, the spectrum of which is as...
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