发明名称 OPTICAL ELEMENT AND METHOD FOR THE PRODUCTION THEREOF
摘要 <p>A method for producing an optical element, preferably a security feature, wherein a film having a first embossed hologram in an embossing layer is provided, and a second embossed hologram is embossed into the same embossing layer such that the first embossed hologram is partly replaced with the second embossed hologram. The invention further relates to a method for producing an optical element wherein an embossable film provided with an embossed hologram is partly filled with printing lacquer, and a method for producing an optical element wherein hologram embossing is prevented by prior partial printing of the embossing film with curable printing lacquer. The invention relates further to optical features producible by the inventive methods, documents of value having an inventive optical feature and a numbering embosser for use in an inventive production method.</p>
申请公布号 EP1395881(A1) 申请公布日期 2004.03.10
申请号 EP20020774033 申请日期 2002.05.29
申请人 GIESECKE & DEVRIENT GMBH 发明人 MENZ, IRINA;DAUSMANN, GUENTHER
分类号 G03H1/00;B42D25/328;G03H1/02;G03H1/26;G03H1/28;(IPC1-7):G03H1/02;B42D15/10 主分类号 G03H1/00
代理机构 代理人
主权项
地址