| 发明名称 |
Optical adjustment for increased working range and performance in electro-optical readers |
| 摘要 |
Working range is increased in an electro-optical reader or an imager for reading indicia by applying a voltage to a variable lens to change the shape of a liquid therein.
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| 申请公布号 |
US2005199725(A1) |
申请公布日期 |
2005.09.15 |
| 申请号 |
US20040798498 |
申请日期 |
2004.03.11 |
| 申请人 |
CRAEN PIERRE;SHI DAVID T.;GUREVICH VLADIMIR;BARKAN EDWARD;VINOGRADOV IGOR |
发明人 |
CRAEN PIERRE;SHI DAVID T.;GUREVICH VLADIMIR;BARKAN EDWARD;VINOGRADOV IGOR |
| 分类号 |
G02B26/10;G02B3/14;G02B26/00;G02B26/08;G02B27/09;G02F1/00;G03B3/10;G06K7/10;G06K7/14;(IPC1-7):G02B26/08 |
主分类号 |
G02B26/10 |
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