A simple thermal phase stabilizer for real-time optical fibre holographic interferometry

R. K.Y. Chan*, A. S.K. Cheng, W. K. Chow, J. B. Brown, S. J. Rogers

*Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

6 Citations (Scopus)

Abstract

An optical fibre interferometer can be made to phase-stabilize by simply attaching a short length of one arm of the interferometer to a straight copper track and heating the track with an electric current. This feedback thermal stabilization scheme works well even for relatively short fibre lengths and there is no need to treat or unjacket the fibre. A fibre-optic Michelson interferometer stabilized by this method successfully provided object and reference beams for real-time holographic interferometric measurements of the distortion of heated test objects.

Original languageEnglish
Pages (from-to)357-359
Number of pages3
JournalOptics and Laser Technology
Volume24
Issue number6
DOIs
Publication statusPublished - Dec 1992

Scopus Subject Areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

User-Defined Keywords

  • holography
  • optical fibres
  • phase stabilization

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