发明名称 Projector having reduced color shading
摘要 A projector including a lighting device for emitting light including first, second and third colored light beams. A first dichroic mirror separates the light into the first colored light beam by reflecting the light in a certain wavelength range and transmitting the light in another wavelength range and transmitting the light in another wavelength range. A second dichroic mirror separates the other colored light beams into the second and third colored light beams by reflecting the light in a certain wavelength range and transmitting the light in another wavelength range. The second dichroic mirror separates the light from the lighting device into the colored light beams. The projector including a first color combining optical system for combining the colored light beams to emit a first image light beam.
申请公布号 US7959299(B2) 申请公布日期 2011.06.14
申请号 US20080050578 申请日期 2008.03.18
申请人 SEIKO EPSON CORPORATION 发明人 MIYAZAWA YASUNAGA
分类号 G03B21/00;G02F1/1335;G03B21/14;G03B21/26 主分类号 G03B21/00
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