Patent · US Expired

Optical fiber for infrared transmission consisting essentially of high purity mixed crystal of thallium bromide and thallium iodide

US4678275A · kind A · utility

4Cited by
5References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1985
Grant dateJul 7, 1987
Priority date
Expiry dateMar 26, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03B2201/84
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An optical fiber which is able to transmit high power infrared energy, and is flexible and long in life is described. The fiber consists essentially of a mixed crystal of 40 to 45 wt % of thallium bromide and the balance of thallium iodide, each having a purity not less than 99.9%. The fiber is free of any particles having a size not smaller than 1 .mu.m.

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