| 发明名称 |
OPTICAL MODULATION INCREASING OPERATING RANGE AND PERFORMANCE OF ELECTRO-OPTICAL READING APPARATUS |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a device and method which increases the operating range, in order to improve the performance of an electro-optical system and/or changes a beam cross section. <P>SOLUTION: Voltage is impressed to a variable lens, in order to change a shape of liquid of the variable lens so that the operating range in an electro-optical reading apparatus or imaging device for reading inscription can be enlarged. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
| 申请公布号 |
JP2005259128(A) |
申请公布日期 |
2005.09.22 |
| 申请号 |
JP20050046609 |
申请日期 |
2005.02.23 |
| 申请人 |
SYMBOL TECHNOLOGIES INC |
发明人 |
CRAEN PIERRE;SHI DAVID TSI;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):G06K7/10 |
主分类号 |
G02B26/10 |
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