Infrared thermometers

Details Infrared thermometers Infrared thermometers

G - Physics

01

J

G01J 5/02 (2006.01) G01C 3/00 (2006.01) G01J 5/00 (2006.01) G01J 5/08 (2006.01) G01K 1/02 (2006.01) G01K 11/00 (2006.01)

Patent

CA 2489135

The present invention is directed to a hand-held infrared thermometer or radiometer (1) for measuring, remotely, the temperature of a target surface (3). In one embodiment, the radiometer includes an infrared detector (7), associated optical system (7), and associated circuitry and an LCD display (21). Built into or mounted on the radiometer is a distance measuring device (2), the operation of which is controlled by the radiometer. The device (2) includes an ultrasonic transmitter/receiver (12) and associated circuitry for calculating, from a comparison of the transmitted and received pulses, the distance of the radiometer from the target surface. The distance-to-target is displayed on the LCD display (21).

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