| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image reading apparatus or the like that determines whether or not the lighting depth of a lighting is within a predetermined range. <P>SOLUTION: An image reading apparatus 100 of the present invention includes: a light source 110 that irradiates a sheet on which an image is formed; a CCD 141 that receives light reflected by the sheet; an image adjustment tool 120 that has a plurality of reflection surfaces each arranged at a position having a different distance in an optical axis direction from the CCD 141; and a processing part 142 that creates information on the image formed on the sheet by the light received from the CCD 141 and information for measuring the lighting depth of the light source 110. <P>COPYRIGHT: (C)2012,JPO&INPIT |
