摘要 |
PROBLEM TO BE SOLVED: To provide a projection system projecting an image under a condition that high visibility is secured as a projection system equipped with a transmission type screen. SOLUTION: In the projection system equipped with a projecting device 2 outputting a video and the transmission type screen 5 receiving the video by one surface, transmitting it and projecting it as the image on the other surface, the screen 5 includes a Fresnel lens on one surface side and also includes a lenticular lens on the other surface side, and then an optical center in the Fresnel lens and the center of an image display area are separated from each other. COPYRIGHT: (C)2005,JPO&NCIPI
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