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Anti-reflection member, manufacturing method thereof, and cathode-ray tube

  • US 5,874,801 A
  • Filed: 09/12/1996
  • Issued: 02/23/1999
  • Est. Priority Date: 09/14/1995
  • Status: Expired due to Fees
First Claim
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1. An anti-reflection optical element comprising;

  • a substrate,a hard coat layer,an anti-reflection film having first and second layers,said first layer being formed on said substrate by a PVD method and having a target material of Sn, Zn, In or an alloy consisting of In and Sn, wherein said first layer is a transparent conductive oxide layer containing a material selected from SnO2, ZnO, In2 O3 and ITO, and said second layer has a refractive index which is lower than that of said first layer.

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