发明名称 REAR PROJECTION SCREEN FOR A COLOR TELEVISION PROJECTOR
摘要 <p>REAR PROJECTION SCREEN FOR A COLOR TELEVISION PROJECTOR In a rear projection screen for a color television projector, having a plurality of lenticular lenses on one surface thereof, the contour of the cross-section of each lenticular lens is simply formed of a pair of linear portions and an arcuate portion interposed between the pair of linear portions. Thus, a mold for manufacturing the screen can be simply and readily machined so as to provide low cost screens, while the picture on the screen looks satisfactorily when viewed from various view points throughout a wide angle.</p>
申请公布号 CA1158898(A) 申请公布日期 1983.12.20
申请号 CA19810374881 申请日期 1981.04.07
申请人 MATSUSHITA ELECTRIC INDUSTRIAL COMPANY, LIMITED 发明人 FUNAKOSHI, YASUTOMO;WAKAHATA, TAMOTSU
分类号 G03B21/62;(IPC1-7):G03B21/56 主分类号 G03B21/62
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