发明授权
US07129007B2 Recording medium for hologram, hologram recording apparatus and hologram recording method
失效
用于全息图，全息记录装置和全息记录方法的记录介质
- 专利标题： Recording medium for hologram, hologram recording apparatus and hologram recording method
- 专利标题（中）： 用于全息图，全息记录装置和全息记录方法的记录介质
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申请号： US10204471申请日： 2001-02-19
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公开(公告)号： US07129007B2公开(公告)日： 2006-10-31
- 发明人: Koji Ashizaki , Nobuhiro Kihara , Akira Shirakura
- 申请人： Koji Ashizaki , Nobuhiro Kihara , Akira Shirakura
- 申请人地址： JP Tokyo
- 专利权人： Sony Corporation
- 当前专利权人： Sony Corporation
- 当前专利权人地址： JP Tokyo
- 代理机构： Rader, Fishman & Grauer PLLC
- 代理商 Ronald P. Kananen
- 优先权： JP2000-048987 20000221
- 国际申请： PCT/JP01/01164 WO 20010219
- 国际公布： WO01/61420 WO 20010823
- 主分类号： G03H1/04
- IPC分类号： G03H1/04
摘要：
A recording medium (1) for hologram comprises a hologram recording layer (3) comprised of photo-polymer layer is formed on a base (2) comprised of colorless and transparent resin film, etc. and a protective layer (4) comprised of colorless and transparent resin film, etc. formed on the hologram recording layer (3). As such base (2) and protective layer (4), material having less double refraction is used. Optical axis of double refraction when such components are configured to be strip-shaped is allowed to be a direction of the longer side or a direction of the shorter side.
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