Low-loss measurement in partially buried optical waveguides on glass with a plastic prism

Yan Zhou, Mee Koy Chin, Kok Siong Lai, Clarence C.K. Wong

Research output: Contribution to journalArticlepeer-review

Abstract

Surface and buried planar waveguides have been fabricated in glass microscope slides with purely thermal potassium and sodium ion-exchange techniques. We measured propagation loss as low as 0.08 dBycm in the partially buried waveguides using an improved two-prism coupling method. The method includes a plastic prism and involves applying heat to soften the base of the outcoupling plastic prism so that the prism is temporarily in extremely close contact with the waveguide surface.

Original languageEnglish
Pages (from-to)5089-5090
Number of pages2
JournalApplied Optics
Volume36
Issue number21
DOIs
Publication statusPublished - Jul 20 1997
Externally publishedYes

ASJC Scopus Subject Areas

  • Atomic and Molecular Physics, and Optics
  • Engineering (miscellaneous)
  • Electrical and Electronic Engineering

Keywords

  • Glass waveguide
  • Ion-exchanged waveguide
  • Loss measurement
  • Optical waveguide
  • Propagation loss

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