Ultra-short cavity distributed Bragg reflector Er-doped fiber laser for temperature-insensitive bending measurement

W. Liu, T. Guo, H. Wang, D. Chen, A.C.L. Wong, Hwa Yaw Tam, Chao Lu, S. He

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review


We introduce a bending sensor by measuring the beat frequency shift of a DBR fiber laser. The polarization beat frequency of the DBR laser exhibits high sensitivity to fiber bending while immune to temperature change.
Original languageEnglish
Title of host publicationOptics InfoBase Conference Papers
Publication statusPublished - 2010

ASJC Scopus subject areas

  • Instrumentation
  • Atomic and Molecular Physics, and Optics

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