×

Lens system for photodetectors

  • US 6,150,653 A
  • Filed: 02/16/1999
  • Issued: 11/21/2000
  • Est. Priority Date: 11/25/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A photodetector comprising:

  • a packaged photosensitive device;

    a diffractive lens arranged on said packaged photosensitive device, said lens formed of a sol-gel material including a photoinitiator, said lens having a stepped configuration including a plurality of surfaces stacked one upon the other; and

    a window formed over said packaged photosensitive device, said lens being formed over said window.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×