Thermal measuring and testing – Calorimetry – Total radiant energy or power measurement
Patent
1992-12-21
1994-05-31
Yasich, Daniel M.
Thermal measuring and testing
Calorimetry
Total radiant energy or power measurement
356216, G01K 1700
Patent
active
053163800
ABSTRACT:
An isoperibol calorimeter type laser power meter including a laser beam energy absorber, apparatus for measuring the change in temperature of the absorber, electronic timing apparatus for defining a period of time over which a change in temperature of the absorber takes place and apparatus operative in response to a measured change in temperature over the period of time to provide an output indication of laser power.
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"A Real-Time Visual Display of a High-Power Laser Beam" I. W. Boyd et al, J. Phys. E. Sci. Instrum., vol. 15, Apr. 1982 (G.B.) pp. 421-422.
"Calorimetric Measurement of Optical Power from Pulsed Lasers", by S. E. Smathers and George Maksymonko, pp. 431-433 IEEE Transactions vol. 4 Nov. 1972.
"Calorimetric Measurements of Laser Energy and Power", by Stuart R. Gunn, pp. 105-115.
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