Invention Grant
- Patent Title: Hologram recording medium
- Patent Title (中): 全息记录介质
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Application No.: US12701242Application Date: 2010-02-05
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Publication No.: US08526087B2Publication Date: 2013-09-03
- Inventor: Akira Shirakura , Nobuhiro Kihara
- Applicant: Akira Shirakura , Nobuhiro Kihara
- Applicant Address: JP Tokyo JP Tokyo
- Assignee: Sony Corporation,Sony Disc & Digital Solutions Inc.
- Current Assignee: Sony Corporation,Sony Disc & Digital Solutions Inc.
- Current Assignee Address: JP Tokyo JP Tokyo
- Agency: Dentons US LLP
- Priority: JP2009-035047 20090218; JP2009-267209 20091125
- Main IPC: G03H1/02
- IPC: G03H1/02

Abstract:
Disclosed herein is a hologram recording medium, wherein in a volume hologram, the hologram recording medium is covered with a partially patterned optical functional film on the side closer to the viewer than a hologram recording layer without the medium of air, and wherein the hologram recording medium maintains its appearance approximately unchanged irrespective of the presence or absence of the optical functional film.
Public/Granted literature
- US20100208314A1 HOLOGRAM RECORDING MEDIUM Public/Granted day:2010-08-19
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