Miniature fourier transform spectrometers based on electrothermal MEMS mirrors with large piston scan range

H. Xie, S. Lan, D. Wang, W. Wang, J. Sun, H. Liu, J. Cheng, J. Ding, Z. Qin, Q. Chen, H. Kang, Z. Tian

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

10 Citations (Scopus)

Abstract

This WeThis paper reports a MEMS-based Fourier transform spectrometer (FTS) with small size, high resolution, fast sampling and low cost. The MEMS scanning mirror can generate over 300 μm piston motion at 10 Hz with only 7Vpp and maintain a very small tilting less than 0.03°. This high scanning performance is achieved by an innovative three-level ladder actuator design and a unique placement of sixteen of such ladder actuators. The FTS can be handheld and cover a wide spectral range of 800-2500 nm. The spectral resolution is about 5 nm at 1550nm wavelength.

Original languageEnglish
Title of host publication2015 IEEE SENSORS - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781479982028
DOIs
Publication statusPublished - 31 Dec 2015
Externally publishedYes
Event14th IEEE SENSORS - Busan, Korea, Republic of
Duration: 1 Nov 20154 Nov 2015

Publication series

Name2015 IEEE SENSORS - Proceedings

Conference

Conference14th IEEE SENSORS
Country/TerritoryKorea, Republic of
CityBusan
Period1/11/154/11/15

Keywords

  • Fourier transform spectrometer
  • MEMS scanning mirror
  • large piston scan
  • microspectrometer
  • thermal actuator

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