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Surface light source device and display apparatus using the same

  • US 20060139960A1
  • Filed: 12/02/2005
  • Published: 06/29/2006
  • Est. Priority Date: 12/27/2004
  • Status: Abandoned Application
First Claim
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1. A surface light source device comprising:

  • a housing having an opening portion provided in a top surface thereof;

    a reflection sheet disposed on a bottom surface of the housing;

    a light guide plate disposed on the reflection sheet on a side of the opening; and

    a light source disposed on at least one of side surfaces of the housing, wherein the reflection sheet has a first reflection region on a side opposite to the light source, and a reflectance of the first reflection region at shorter wavelengths in a wavelength region of visible light outputted from the light source is higher than a reflectance at longer wavelengths in the wavelength region of the visible light.

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