Invention Grant
- Patent Title: Method and apparatus for the production of polarization holograms
- Patent Title (中): 用于生产偏振全息图的方法和装置
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Application No.: US12278908Application Date: 2007-01-31
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Publication No.: US08208185B2Publication Date: 2012-06-26
- Inventor: Jean-Michel Asfour , Stephan Schneider , Dietmar Eberhard , Wolfgang Riedel , Dominik Giel , Stephan Völkening , Hardy Jüngermann
- Applicant: Jean-Michel Asfour , Stephan Schneider , Dietmar Eberhard , Wolfgang Riedel , Dominik Giel , Stephan Völkening , Hardy Jüngermann
- Applicant Address: DE Duesseldorf
- Assignee: Bayer Innovation GmbH
- Current Assignee: Bayer Innovation GmbH
- Current Assignee Address: DE Duesseldorf
- Agency: Baker, Donelson, Bearman, Caldwell & Berkowitz, PC
- Priority: DE102006005860 20060209
- International Application: PCT/EP2007/000808 WO 20070131
- International Announcement: WO2007/090546 WO 20070816
- Main IPC: G03H1/26
- IPC: G03H1/26 ; G03H1/04
Abstract:
The present invention relates to a method for the production of polarization holograms, an apparatus for the production of polarization holograms and the use of the polarization holograms according to the invention as data stores, security features or diffractive optical elements for performing conventional optical functions.
Public/Granted literature
- US20090219590A1 METHOD AND APPARATUS FOR THE PRODUCTION OF POLARIZATION HOLOGRAMS Public/Granted day:2009-09-03
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