Patent · US Active

Optical element stack assemblies

US10741613B2 · kind B2 · utility

1Cited by
13References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 14, 2015
Grant dateAug 11, 2020
Priority date—
Expiry dateOct 14, 2035

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/005
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The present disclosure describes optical element stack assemblies that include multiple substrates stacked one over another. At least one of the substrates includes an optical element, such as a DOE, on its surface. The stack assemblies can be fabricated, for example, in wafer-level processes.

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