| 发明名称 |
LIGHT CONTROL FILM WITH REDUCED GHOST IMAGES |
| 摘要 |
A louvered plastic film has louvers including central regions with relativel y high coefficients of extinction and outer re- gions with relatively low coefficients of extinction. Such a film provides a dramatic reduction in ghost images.
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| 申请公布号 |
CA2098833(C) |
申请公布日期 |
2002.02.19 |
| 申请号 |
CA19912098833 |
申请日期 |
1991.12.20 |
| 申请人 |
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发明人 |
COBB, SANFORD JR.;MEYER, LEO ADAM;MELBY, JEFFREY J.;THEIRL, SCOTT G. |
| 分类号 |
F21S11/00;F21V11/06;G02B5/00;G02B27/00;H01J29/89;H04N5/65;(IPC1-7):G02B5/00 |
主分类号 |
F21S11/00 |
| 代理机构 |
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代理人 |
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