发明授权
- 专利标题: Alignment of liquid crystalline materials to surface relief diffractive structures
- 专利标题(中): 液晶材料与表面浮雕衍射结构的对准
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申请号: US12101264申请日: 2008-04-11
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公开(公告)号: US08319937B2公开(公告)日: 2012-11-27
- 发明人: Roger Clarke , Joshua N. Haddock , William Kokonaski
- 申请人: Roger Clarke , Joshua N. Haddock , William Kokonaski
- 申请人地址: US VA Roanoke
- 专利权人: PixelOptics, Inc.
- 当前专利权人: PixelOptics, Inc.
- 当前专利权人地址: US VA Roanoke
- 代理机构: Kilpatrick Townsend & Stockton LLP
- 主分类号: G02F1/13
- IPC分类号: G02F1/13 ; G02F1/1335 ; G02B27/44
摘要:
An alignment layer may align molecules of a liquid crystalline material to a surface of a substrate having a diffractive optical power region using a nonlinear alignment. The alignment layer may align the molecules of the liquid crystalline material in one of a tangential alignment, a piecewise tangential alignment, a perpendicular alignment, a piecewise perpendicular alignment, a continuous intra-zone alignment, or a piecewise continuous intra-zone alignment. The nonlinear alignment may result in optimal or near optimal alignment of the liquid crystalline material thereby resulting in improved optics and fewer vision compromises.
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