Invention Application
US20090015945A1 LENS UNIT PROVIDED WITH AN ENGAGING STRUCTURE AND A LENS MODULE INCORPORATING THE SAME 审中-公开
带有接合结构的镜头单元和包含其的镜头模块

  • Patent Title: LENS UNIT PROVIDED WITH AN ENGAGING STRUCTURE AND A LENS MODULE INCORPORATING THE SAME
  • Patent Title (中): 带有接合结构的镜头单元和包含其的镜头模块
  • Application No.: US12143988
    Application Date: 2008-06-23
  • Publication No.: US20090015945A1
    Publication Date: 2009-01-15
  • Inventor: YI-JEN CHEN
  • Applicant: YI-JEN CHEN
  • Priority: TW096125632 20070713
  • Main IPC: G02B7/02
  • IPC: G02B7/02
LENS UNIT PROVIDED WITH AN ENGAGING STRUCTURE AND A LENS MODULE INCORPORATING THE SAME
Abstract:
A lens unit includes first and second lenses. The first lens includes a first optically effective portion having a first center aligned with an optical axis, and a first positioning portion surrounding the first optically effective portion. The first lens is provided with a groove unit extending circumferentially about the first center at the first positioning portion. The second lens has a second inner side confronting the first lens, and includes a second optically effective portion having a second center aligned with the optical axis, and a second positioning portion surrounding the second optically effective portion. The second lens is provided with a protrusion unit that extends circumferentially about the second center at the second positioning portion and that is received in the groove unit.
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