Laser light source and projection display device
A technology of laser light source and excitation light source, which is applied in the field of laser light source and can solve the problems of low light extraction efficiency of red light
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[0033] In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0034]The core idea of the present invention is based on the characteristics of the natural light spectrum: on the one hand, the spectrum of a band of light contains part of the spectrum of its adjacent band of light, and the laser light source provided by the invention is based on the spectrum of the yellow band of light. The spectral characteristics of part of the red band light adopt the method of coordinating the fluorescent wheel ...
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