Speckle photography is used to obtain full-field gas-phase temperature measurements which are relatively insensitive to system motion. A cylindrical propane flame is used to test the accuracy and sensitivity of the method. Results are compared with thermocouple measurements.
© 1984 Optical Society of America
Original Manuscript: November 17, 1983
Published: April 1, 1984
Patrick V. Farrell and D. L. Hofeldt, "Temperature measurement in gases using speckle photography," Appl. Opt. 23, 1055-1059 (1984)