PROJECTION SYSTEM AND SURFACE LIGHT SOURCE CONVERSION DEVICE
PURPOSE: A projection system and a surface light source apparatus for reducing the number of components are provided to simplify an optical path and improve the convenience of a design. CONSTITUTION: A light tunnel(2) locates in the light output side of a white light emitting body. A color wheel(3)...
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Format: | Patent |
Sprache: | eng ; kor |
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Zusammenfassung: | PURPOSE: A projection system and a surface light source apparatus for reducing the number of components are provided to simplify an optical path and improve the convenience of a design. CONSTITUTION: A light tunnel(2) locates in the light output side of a white light emitting body. A color wheel(3) locates in the output of the light tunnel. A display device puts on the picture signal to the light transmitting the color wheel. A projection lens(7) projects the light coming out in the display device to the screen. |
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