Patent · US Expired

Controllable optical periodic surface filters as a Q-switch in a resonant cavity

US5627672A · kind A · utility

9Cited by
11References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 1995
Grant dateMay 6, 1997
Priority date
Expiry dateMay 30, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S3/105
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Generally and in one form of the invention this is a periodic surface filter comprising at least one element at a surface of the filter and electronic controls to change the optical characteristics of the element. The surface filter is used as a switchable filter in a cavity for a Q-switch.

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