Aspheric extender lens

Aspheric extender lens

  • CN 104,898,284 A
  • Filed: 04/30/2015
  • Published: 09/09/2015
  • Est. Priority Date: 04/30/2015
  • Status: Active Application
First Claim
Patent Images

1. an aspheric surface beam expanding lens, is characterized in that:

  • described aspheric surface beam expanding lens is the solid lens surrounded by aspheric surface and column side, and described aspheric surface is ellipsoid, and when described ellipsoid is for vertically placing, satisfied equation is;

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