A new goniophotometer for the calibration of small luminous flux standard lamps
Thain, M E, Hengstberger, FVolume:
15
Language:
english
Journal:
Journal of Physics E: Scientific Instruments
DOI:
10.1088/0022-3735/15/6/016
Date:
June, 1982
File:
PDF, 426 KB
english, 1982