Patent · US Expired

Waveguide and method of smoothing optical surfaces

US6895158B2 · kind B2 · utility

507Cited by
10References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 9, 2002
Grant dateMay 17, 2005
Priority date
Expiry dateAug 5, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S385/901
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed is a waveguide having a light inlet surface and a viewing surface comprising stacked core layers separated by clad layers to form channels and bearing a smoothing layer on at least one of the light inlet surface or the viewing surface thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.