Development of a multiband passive scanning imager

Jinchao Tong, Zhingming Huang, Yun Hou, Leibo Zhang, Wei Zhou, Jingguo Huang, Junhao Chu

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

A passive scanning imaging system that can operate at multiband spectra covering infrared, THz, and MMW regions has been developed. A high-quality optical system, which consists of a scanning swing planar mirror and a concave mirror, is used to be compatible in different frequency ranges. An elliptical aperture is opened at the center of the swing mirror to allow the focused light to pass through. Four types of detectors that contain two homemade bolometric detectors are used to distinguish images that range from infrared to millimeter waves. Our results demonstrate that the reflection-type imaging system performs well and exhibits compatibility to operate at different frequencies.

Original languageEnglish
Pages (from-to)267-276
Number of pages10
JournalJournal of Infrared, Millimeter, and Terahertz Waves
Volume34
Issue number3-4
DOIs
StatePublished - Apr 2013
Externally publishedYes

Keywords

  • Imaging
  • Multiband
  • Passive
  • Scanning

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