发明名称 ORIGINAL READER
摘要 PROBLEM TO BE SOLVED: To provide an original reader that can enhance image quality. SOLUTION: The original image 21, provided with a paper feed section 20 that feeds an original and a contact image sensor 15 that reads image information of the original supplied from the paper feed section 20, is provided with an endless belt 16 that carries the original after the close image sensor 15, and the endless belt 16 is provided with a black reference section 16b and a white reference section 16a, that have a prescribed width and are used for shading correction.
申请公布号 JP2002094753(A) 申请公布日期 2002.03.29
申请号 JP20000281379 申请日期 2000.09.18
申请人 RICOH CO LTD 发明人 SHIMA NOBUHIRO
分类号 G06T1/00;H04N1/19;(IPC1-7):H04N1/19 主分类号 G06T1/00
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