High intensity light source with high CRI
The invention provides a light generating device (1000) configured to generate device light (1001) wherein the light generating device (1000) comprises a first light source (110), a first luminescent material (210), a second light source (120) of second light (121) and a third light source (130) whe...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a light generating device (1000) configured to generate device light (1001) wherein the light generating device (1000) comprises a first light source (110), a first luminescent material (210), a second light source (120) of second light (121) and a third light source (130) wherein: the first light source (110) is configured to generate blue first light source light (111); the blue first light source light (111) has a first peak wavelength [lambda] 1 selected from the spectral wavelength range of 440 nm to 475 nm, wherein the first light source (110) is a first laser light source (10); the first luminescent material (210) is configured to convert at least a portion of the first light source light (111) into first luminescent material light (211) having an emission band having a wavelength in one or more of (a) a green spectral wavelength range and (b) a yellow spectral wavelength range, where the first luminescent material (210) comprises a luminescent material of the A3B5O12: Ce type, w |
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