发明名称 |
LASER IMAGING WITH VARIABLE PRINTING SPOT SIZE |
摘要 |
A device for spotwise imaging printing surfaces includes a laser light sourc e producing at least one laser beam movable relative to a printing surface, the laser be am defining an image spot on the printing surface, the laser beam having a laser power. A laser control varies the laser power or an exposure time as a function of a distance of the laser lig ht source from the image spot.
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申请公布号 |
CA2350448(C) |
申请公布日期 |
2007.01.09 |
申请号 |
CA20012350448 |
申请日期 |
2001.06.13 |
申请人 |
HEIDELBERGER DRUCKMASCHINEN AKTIENGESELLSCHAFT |
发明人 |
ERNST, UWE;BEIER, BERNARD;VOSSELER, BERND |
分类号 |
G06K15/12;H04N1/028;B41C1/10;B41J2/44;B41J2/455;B41J2/475;G02B7/28 |
主分类号 |
G06K15/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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