A Novel Low-cost Tunable Laser Using a Tunable Liquid-Crystal Subwavelength Resonant Grating Filter

Allan S.P. Chang, Hua Tan, Shufeng Bai, Wei Wu, Zhaoning Yu, Stephen Y. Chou

Research output: Chapter in Book/Report/Conference proceedingConference contribution


A novel tunable external cavity laser based on liquid crystal subwavelength resonant grating filter is demonstrated with 7 nm tuning range and over 30 dB side mode suppression ratio. It also exhibits easy assembly, high output power, and good stability.

Original languageAmerican English
Title of host publicationConference on Lasers and Electro-Optics, CLEO 2003
PublisherOptica Publishing Group (formerly OSA)
ISBN (Electronic)1557527334
StatePublished - 2003
EventConference on Lasers and Electro-Optics, CLEO 2003 - Baltimore, United States
Duration: Jun 1 2003Jun 6 2003

Publication series

NameOptics InfoBase Conference Papers


ConferenceConference on Lasers and Electro-Optics, CLEO 2003
Country/TerritoryUnited States

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials

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