A Winston cone, used simultaneously as absorption cell, concentrates the radiation of a mid-infrared LED onto a prong of a quartz tuning fork acting as detector, providing a compact and cost efficient mid-infrared sensing system.
© 2009 The Optical Society
(230.0230) Optical devices : Optical devices
(230.3670) Optical devices : Light-emitting diodes
(280.0280) Remote sensing and sensors : Remote sensing and sensors
(280.4788) Remote sensing and sensors : Optical sensing and sensors
U. Willer, C. Romano, and W. Schade, "Compact Gas Sensing System Based on Mid-Infrared LED and Resonant Detection with Quartz Tuning Fork," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper CMDD4.
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