发明名称 Cabinet-surface-mounted projection lens and methods
摘要 A projection system includes a cabinet having a surface with an aperture therein, a projector disposed within the cabinet, adapted to project light through the aperture in the surface of the cabinet, and a lens disposed in the aperture to project the light onto a screen disposed generally non-parallel to the cabinet surface having the aperture.
申请公布号 US7470030(B2) 申请公布日期 2008.12.30
申请号 US20050193046 申请日期 2005.07.28
申请人 HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 发明人 DEVOS JOHN A.;MAY GREGORY J.;SMYTHE RACHEL FILLMORE
分类号 G03B21/22;G03B21/56;H04N5/64 主分类号 G03B21/22
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