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Multi-layer topcoat for an optical member

  • US 5,981,059 A
  • Filed: 01/22/1998
  • Issued: 11/09/1999
  • Est. Priority Date: 04/03/1995
  • Status: Expired due to Fees
First Claim
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1. An optical arrangement comprising:

  • an optical substrate having opposed first and second sides; and

    a multi-layer topcoat on at least one of said first and second sides, said topcoat being substantially transparent, said topcoat including;

    an adhesion promotion layer formed of a silane; and

    a lubricating layer formed of at least one fluorocarbon material, said lubricating layer contacting a surface of said adhesion promotion layer opposite to said substrate.

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