摘要 |
PROBLEM TO BE SOLVED: To provide a screen for rear projection which surely eliminates the warpage of the screen by means of a simple improvement, is capable of allowing the stress generated by a change in temperature and humidity to escape, is good in workability, permits always good appreciation of videos, and is excellent in practicability. SOLUTION: The screen for rear projection is laminated with a front plate 1 for lens protection, a directional light scattering lens 2, and a Fresnel lens 3 in this order from an appreciator side. The Fresnel lens 3 is supported by a support 4 installed additionally and fixed in a contactless state to the Fresnel lens 3. COPYRIGHT: (C)2005,JPO&NCIPI
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