发明申请
US20100067115A1 DISPLAY DEVICE AND OPTICAL FILTER 失效
显示设备和光学滤波器

  • 专利标题: DISPLAY DEVICE AND OPTICAL FILTER
  • 专利标题(中): 显示设备和光学滤波器
  • 申请号: US12305566
    申请日: 2007-06-20
  • 公开(公告)号: US20100067115A1
    公开(公告)日: 2010-03-18
  • 发明人: Toshiharu OISHI
  • 申请人: Toshiharu OISHI
  • 申请人地址: JP Meguro-ku
  • 专利权人: Pioneer Corporation
  • 当前专利权人: Pioneer Corporation
  • 当前专利权人地址: JP Meguro-ku
  • 优先权: JPPCT/JP2006/312933 20060622; JPPCT/JP2007/057268 20070330
  • 国际申请: PCT/JP2007/062415 WO 20070620
  • 主分类号: G02B27/00
  • IPC分类号: G02B27/00
DISPLAY DEVICE AND OPTICAL FILTER
摘要:
A display device provided with a screen, comprising: an optical filter having a blind sheet that comprises a plurality of semitranslucent layers having translucence arranged side-by-side extending in a horizontal direction and having a predetermined thickness in a vertical direction, and a plurality of transparent layers which are disposed between the semitranslucent layers and which are of a higher translucency than that of the semitranslucent layers and of a greater thickness than the thickness of the semitranslucent layers; and an adhesive member for sticking the optical filter to the screen, wherein the ratio of the transmittance of a limit angle of the screen with respect to the transmittance of the optical filter at the center of the screen is at least 0.10 and not more than 0.50.
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