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APPLIED SPECTROSCOPY REVIEWS
Vol. 38, No. 2, pp. 133–153, 2003
Infrared Multispectral Imaging:
Principles and Instrumentation
Chieu D. Tran
*
Department of Chemistry, Marquette University,
Milwaukee, Wisconsin, USA
CONTENTS
ABSTRACT ......................................... 134
I. INTRODUCTION .................................... 134
II. SPECTRAL TUNING DEVICES ......................... 136
1. Acousto-optic Tunable Filters .......................... 136
2. Liquid Crystal Tunable Filters .......................... 143
III. INFRARED FOCAL PLANE ARRAYS .................... 144
1. InGaAs Focal Plane Arrays ............................ 145
2. InSb Focal Plane Arrays .............................. 146
3. Mercury Cadmium Telluride (HgCdTe) Focal Plane Arrays ..... 146
4. Quantum Well Infrared Photodetectors (QWIP) .............. 147
*Correspondence. Chieu D. Tran, Department of Chemistry, Marquette
University, P.O. Box 1881, Milwaukee, Wisconsin 53201-1881, USA; E-mail:
chieu.tran@marquette.edu.
133
DOI: 10.1081/ASR-120021165 0570-4928 (Print); 1520-569X (Online)
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