发明公开
EP2409184A2 HIGH EFFICIENCY OPTICAL COUPLER 有权
光高功率耦合器

  • 专利标题: HIGH EFFICIENCY OPTICAL COUPLER
  • 专利标题(中): 光高功率耦合器
  • 申请号: EP10724925.2
    申请日: 2010-02-15
  • 公开(公告)号: EP2409184A2
    公开(公告)日: 2012-01-25
  • 发明人: BOURGET, Paul L.
  • 申请人: Lumenflow Corp.
  • 申请人地址: 4611 North M-37 Highway Suite B Middleville, Michigan 49333 US
  • 专利权人: Lumenflow Corp.
  • 当前专利权人: Lumenflow Corp.
  • 当前专利权人地址: 4611 North M-37 Highway Suite B Middleville, Michigan 49333 US
  • 代理机构: Lewin, David Nicholas
  • 优先权: US405398 20090317
  • 国际公布: WO2010107537 20100923
  • 主分类号: G02B6/00
  • IPC分类号: G02B6/00
HIGH EFFICIENCY OPTICAL COUPLER
摘要:
An optical coupling device enabling spherical or hemispherical light sources to be more fully utilized by gathering more of the emitted radiation and reducing the angle of emission. The optical coupling device includes a first conic reflector having an aperture at the first conic reflector vertex; a second conic reflector coaxial with the first conic reflector and opening toward the first conic reflector; a light source positioned at the second conic reflector vertex; and a negative element located at the aperture for reducing the numerical aperture of the light emitted from the optical coupling device. The optical coupling device may include a refractive medium between the first and second conic reflectors. The present invention provides for improved efficiencies when transferring or coupling optical energy into additional optical systems, and may be used with solid state light as well as conventional sources.
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