×

Asymmetric alternating prism arrays

  • US 6,854,855 B2
  • Filed: 11/29/2000
  • Issued: 02/15/2005
  • Est. Priority Date: 12/02/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. A luminaire, comprising:

  • a light source;

    a light guide that receives light radiating from the light source; and

    a tilted prism array for redirecting the light in a first direction, wherein the prism array includes a cross-sectional profile that periodically alternates orientation along the light guide, the prism array including peaks and valleys, substantially all of the peaks being disposed in about a single plane.

View all claims
  • 6 Assignments
Timeline View
Assignment View
    ×
    ×