发明名称 Device for preventing image quality reduction caused by incidental light
摘要 An image reading device is provided with a guide member having a light-blocking portion with its upper surface positioned above an extended surface of a reading surface of an optical reader. The device is also provided with a slant surface between the reading surface of the optical reader and the light-blocking portion. The device is further provided with upper guide surfaces facing the light-blocking portion and the slant surface respectively, at a predetermined distance.
申请公布号 US7489424(B2) 申请公布日期 2009.02.10
申请号 US20030659270 申请日期 2003.09.11
申请人 发明人
分类号 G03B27/50;H04N1/04;B65H5/06;B65H29/52;H04N1/00 主分类号 G03B27/50
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