Illumination optical system for beam projector
A technology for lighting optical systems and projectors, applied in the field of optical systems, can solve problems such as difficulty in miniaturization
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[0027] Hereinafter, various embodiments of the present invention will be described with reference to the accompanying drawings. For the purpose of clarity and conciseness, detailed descriptions of known functions and constructions contained herein will be omitted since they may obscure the subject matter of the present invention.
[0028] figure 1 The structure of the illumination optical system 100 of the beam projector is shown. As shown in the figure, the illumination optical system 100 of the beam projector includes a light source 101, a color conversion unit 103 and a dichroic mirror 102, wherein the light emitted from the light source 101 is incident on the color conversion unit 103 through the dichroic mirror 102, The lights having different wavelengths emitted by the color conversion unit 103 travel in opposite directions in the same path to be incident on the display panel 109 . Here, the color of the light is determined according to the frequency of the light. The...
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