发明授权
- 专利标题: Adjusting illumination for image lift
- 专利标题(中): 调整图像提升的照明
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申请号: US636078申请日: 1996-04-22
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公开(公告)号: US5701361A公开(公告)日: 1997-12-23
- 发明人: Ted Concannon , John Vala , Gerald Banks
- 申请人: Ted Concannon , John Vala , Gerald Banks
- 申请人地址: PA Blue Bell
- 专利权人: Unisys Corp
- 当前专利权人: Unisys Corp
- 当前专利权人地址: PA Blue Bell
- 主分类号: F21V8/00
- IPC分类号: F21V8/00 ; G02B6/04 ; G02B6/06 ; G02B6/42 ; G06K7/10 ; G06K17/00 ; G06K9/00
摘要:
Arrangement for lifting image of checks, with Xenon lamp, Fluorescent lamp or like source of stable-wavelength-output and CCPD Camera means selected to exhibit "close-to-human" spectral response plus a photopic filter, disposed upstream of the Camera and adapted to shift its received image-light spectrum in the direction of that which is optimal for the human-eye.
公开/授权文献
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