发明授权
US07054070B2 Gradient-index lens and composite optical element utilizing the same
失效
梯度折射率透镜和利用其的复合光学元件
- 专利标题: Gradient-index lens and composite optical element utilizing the same
- 专利标题(中): 梯度折射率透镜和利用其的复合光学元件
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申请号: US10849553申请日: 2004-05-20
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公开(公告)号: US07054070B2公开(公告)日: 2006-05-30
- 发明人: Mitsuaki Matsumoto , Keiichi Kuramoto , Youhei Nakagawa , Hiroaki Izu , Hitoshi Hirano , Nobuhiko Hayashi
- 申请人: Mitsuaki Matsumoto , Keiichi Kuramoto , Youhei Nakagawa , Hiroaki Izu , Hitoshi Hirano , Nobuhiko Hayashi
- 申请人地址: JP Osaka
- 专利权人: Sanyo Electric Co., Ltd.
- 当前专利权人: Sanyo Electric Co., Ltd.
- 当前专利权人地址: JP Osaka
- 代理机构: McDermott Will & Emery LLP
- 优先权: JP2003-145795 20030523; JP2004-144184 20040513
- 主分类号: G02B9/00
- IPC分类号: G02B9/00 ; G02B6/028
摘要:
A gradient-index lens is structured by a multilayer film that includes therein a plurality of layers each of which has different refractive index and layer thickness from the other.