• Chinese Journal of Lasers
  • Vol. 10, Issue 10, 745 (1983)
[in Chinese]
Author Affiliations
  • [in Chinese]
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    [in Chinese]. [J]. Chinese Journal of Lasers, 1983, 10(10): 745 Copy Citation Text show less

    Abstract

    A laser power meter having a mirror of 120°big cone angle and a long absorbtion cylinder is described. It has two sets of symmetrical structures for photo-thermal conversion and electrical calibration. The measurement range is 30-1000 w with an accuracy of ±5%.