LASER COMPONENTS’ LT3111 series pyroelectric lithium tantalate (LTO) detectors are especially suited for Fourier-transform infrared (FTIR) spectroscopy. The core of this new detector series is a 7-µm-thick chip. Compared to other materials, LTO is extremely temperature stable and robust. Therefore, the detectors do not require additional cooling by a Peltier element even at high temperatures.
Especially at low to medium modulation frequencies, they feature high detectivity and a good signal-to-noise ratio. With a specific detectivity of typically 4.0 E+09 Jones at 10 Hz, they deliver a performance similar to that of more expensive thermoelectrically cooled semiconductor detectors.
Temperature-stable Pyroelectric LTO Detectors
Contacs
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Dr. Mike Hodges
LASER COMPONENTS Germany GmbH
82140 Olching
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Laser Components Nordic AB
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LASER COMPONENTS (UK) Ltd.
CM2 7PR Chelmsford Essex
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