Antireflection structure and optical device including the same

Antireflection structure and optical device including the same

  • CN 101,074,998 A
  • Filed: 05/15/2007
  • Published: 11/21/2007
  • Est. Priority Date: 05/15/2006
  • Status: Active Application
First Claim
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1. an antireflection structure is used to suppress the above reflection of light of provision wavelengths, it is characterized in that:

  • This antireflection structure comprises the surface that is formed with a plurality of small jogs, this small jog with the periods rules below the described provision wavelengths arranging, this surface constitutes;

    its surfaceness is greater than described provision wavelengths, and the mean value of the normal vector angulation of the normal vector of the tangent plane of rough form that should the surface and this surperficial reference field is more than 5 degree.

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