| 发明名称 |
Flat screen display system |
| 摘要 |
This flat screen display system comprises a lens 3 of the Fresnel lens type and of generally rectangular shape so as to obtain uniform contrast. This system is applicable especially in liquid crystal flat screens. <IMAGE>
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| 申请公布号 |
FR2595493(A1) |
申请公布日期 |
1987.09.11 |
| 申请号 |
FR19860003286 |
申请日期 |
1986.03.07 |
| 申请人 |
THOMSON CSF |
发明人 |
JEAN-PIERRE LE PESANT, BRUNO MOUREY ET ROBERT HEHLEN;MOUREY BRUNO;HEHLEN ROBERT |
| 分类号 |
G02B3/08;G02F1/1335;H04N5/72;(IPC1-7):G09F9/35 |
主分类号 |
G02B3/08 |
| 代理机构 |
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代理人 |
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