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US 11,028,978 B2Granted
Light source module and illumination device
AssigneeOpple Lighting Co., Ltd.
InventorsXiaoming Fan, Zhixian Zhou
Life of this patent
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Abstract
The present disclosure discloses a light source module and an illumination device using the light source module. The light source module includes at least one of a first light emitting body, a second light emitting body, and a third light emitting body, three light emitting bodies have different characteristics of luminescence. The light source module and the illumination device using the light source module, provided by the example of the disclosure, adjust a peak wavelength, a peak intensity and a color coordinate of a light emitting body in the light source module into a preset range.
Claims20
A light source module, comprising a first light emitting body, a second light emitting body, and a third light emitting body;
- wherein:
- the first light emitting body is configured to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm and a second wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the first wave peak is 70-90% of a spectral intensity of the second wave peak, and a first condition is conformed in an International Commission on Illumination (CIE) 1931 color coordinate system that an abscissa X is in a range of 0.389-0.419, and an ordinate Y is in a range of 0.371-0.401;
- the second light emitting body is configured to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm, a second wave peak with a wavelength in a range of 525-555 nm, and a third wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the second wave peak is 25-45% of a spectral intensity of the first wave peak, and a spectral intensity of the third wave peak is 20-40% of the spectral intensity of the first wave peak, and a second condition is conformed in the CIE 1931 color coordinate system that an abscissa X is in a range of 0.280-0.310, and an ordinate Y is in a range of 0.284-0.314;
- the third light emitting body is configured to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm, a second wave peak with a wavelength in a range of 525-555 nm, and a third wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the second wave peak is 45-65% of a spectral intensity of the first wave peak, and a spectral intensity of the third wave peak is 40-60% of the spectral intensity of the first wave peak, and a third condition is conformed in the CIE 1931 color coordinate system that an abscissa X is in a range of 0.331-0.361, and an ordinate Y is in a range of 0.331-0.361;
- and
- the first light emitting body, the second light emitting body, and the third light emitting body are configured such that color discrimination recognized by an eye is improved.
3 more elements
An illumination device, comprising:
- a housing;
- a light source module;
- a base body of the light source module being installed to the housing;
- and
- a power module electrically connected to the light source module to provide power required by working for the light source module, wherein the light source module comprises a first light emitting body, a second light emitting body, and a third light emitting body;
- wherein:
- the first light emitting body is configured to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm and a second wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the first wave peak is 70-90% of a spectral intensity of the second wave peak, and a first condition is conformed in an International Commission on Illumination (CIE) 1931 color coordinate system that an abscissa X is in a range of 0.389-0.419, and an ordinate Y is in a range of 0.371-0.401;
- the second light emitting body is configured to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm, a second wave peak with a wavelength in a range of 525-555 nm, and a third wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the second wave peak is 25-45% of a spectral intensity of the first wave peak, and a spectral intensity of the third wave peak is 20-40% of the spectral intensity of the first wave peak, and a second condition is conformed in the CIE 1931 color coordinate system that an abscissa X is in a range of 0.280-0.310, and an ordinate Y is in a range of 0.284-0.314;
- the third light emitting body is configured to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm, a second wave peak with a wavelength in a range of 525-555 nm, and a third wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the second wave peak is 45-65% of a spectral intensity of the first wave peak, and a spectral intensity of the third wave peak is 40-60% of the spectral intensity of the first wave peak, and a third condition is conformed in the CIE 1931 color coordinate system that an abscissa X is in a range of 0.331-0.361, and an ordinate Y is in a range of 0.331-0.361;
- and the first light emitting body, the second light emitting body, and the third light emitting body are configured such that color discrimination recognized by an eye is improved.
7 more elements
A method of manufacturing a light source module comprising:
- providing a first light emitting body, a second light emitting body, and a third light emitting body;
- configuring the first light emitting body to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm and a second wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the first wave peak is 70-90% of a spectral intensity of the second wave peak, and a first condition is conformed in an International Commission on Illumination (CIE) 1931 color coordinate system that an abscissa X is in a range of 0.389-0.419, and an ordinate Y is in a range of 0.371-0.401;
- configuring the second light emitting body to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm, a second wave peak with a wavelength in a range of 525-555 nm, and a third wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the second wave peak is 25-45% of a spectral intensity of the first wave peak, and a spectral intensity of the third wave peak is 20-40% of the spectral intensity of the first wave peak, and a second condition is conformed in the CIE 1931 color coordinate system that an abscissa X is in a range of 0.280-0.310, and an ordinate Y is in a range of 0.284-0.314;
- configuring the third light emitting body to emit light rays having a first wave peak with a wavelength in a range of 435-465 nm, a second wave peak with a wavelength in a range of 525-555 nm, and a third wave peak with a wavelength in a range of 620-650 nm, wherein a spectral intensity of the second wave peak is 45-65% of a spectral intensity of the first wave peak, and a spectral intensity of the third wave peak is 40-60% of the spectral intensity of the first wave peak, and a third condition is conformed in the CIE 1931 color coordinate system that an abscissa X is in a range of 0.331-0.361, and an ordinate Y is in a range of 0.331-0.361;
- and
- configuring the first light emitting body, the second light emitting body, and the third light emitting body such that color discrimination recognized by an eye is improved.
3 more elements
Dependencies are inferred from the claim text.