| 发明名称 |
OPTICAL SYSTEM WITH REDUCED COLOR SHIFT |
| 摘要 |
An optical system with improved color shift characteristics is described. Preferably, the system comprises a rear projection display that includes a light source (28) providing light in first and second distinct polarization states, and a beaded screen (24).
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| 申请公布号 |
CA2426940(A1) |
申请公布日期 |
2002.05.30 |
| 申请号 |
CA20012426940 |
申请日期 |
2001.11.07 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
MOSHREFZADEH, ROBERT S.;PIEPEL, ANDREW J.;BOYD, GARY T. |
| 分类号 |
G03B21/62;G02F1/13;G02F1/13357;G03B21/00;G03B21/10;G03B21/14;G03B21/56;(IPC1-7):G03B21/62;G03B21/60 |
主分类号 |
G03B21/62 |
| 代理机构 |
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