| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a library device which can improve the reading precision of bar codes by adjusting a laser scanning position of a bar code reader and can eliminate the need of adding a mechanism to adjust the laser scanning position newly. <P>SOLUTION: The bar code reader 33 is attached to the rear of a picker 9 so that an optical axis is tilted in the direction perpendicular to a scanning direction by the prescribed angle, and the laser scanning position is changed in the up and down direction of a bar code label by back and forth movement (arrow mark direction) of the picker 9. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
