International comparison of the illuminance responsivity scales and units of luminous flux maintained at the HUT (Finland) and the NIST (USA)

Author: Hovila J.   Toivanen P.   Ikonen E.   Ohno Y.  

Publisher: IOP Publishing

ISSN: 0026-1394

Source: Metrologia, Vol.39, Iss.2, 2002-04, pp. : 219-223

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Abstract