发明名称 |
Image projecting unit |
摘要 |
An image projecting unit is shown which comprises a structure having a display surface on which a visual image is displayed, and a lens assembly movably arranged in front of the display surface of the structure. The lens assembly has a rearmost lens which faces the display surface. A bellows is disposed between the display surface and the rearmost lens to define therebetween a sealed space, and a liquid is contained in the sealed space to optically connect the display surface and the rearmost lens.
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申请公布号 |
US5250968(A) |
申请公布日期 |
1993.10.05 |
申请号 |
US19920888868 |
申请日期 |
1992.05.27 |
申请人 |
SONY CORPORATION |
发明人 |
NUMATA, KIYOSHI;MARUYAMA, TOSHIO;OKUMURA, RYUICHI |
分类号 |
G02B7/02;G03B21/00;H04N5/74;(IPC1-7):H04N5/74 |
主分类号 |
G02B7/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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