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Radiometer

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Ophir Optics, IR Optics
The RM9-Thz Radiometer from Ophir has been announced by MKS Instruments Inc. The device is a low-noise, high-sensitivity sensor for measuring low-power levels of 50 nW to 100 mW from short-pulse or continuous wave lasers in the 0.7- to 10-THz wavelength range. The RM9-Thz is a complete sensor measurement package that includes a NIST-calibrated pyroelectric sensor, THz absorbe, and 18-Hz chopper to measure a wide range of radiation. A digitally synthetized lock-in amplifier reduces external noise to a minimum, allowing the sensor to measure powers as low as 50 nW. The output of the...See full product

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