International comparison of luminous intensity units between the NPL (UK) and the HUT (Finland)

By Goodman T. M.   Toivanen P.   Nyberg H.   Ikonen E.  

Metrologia, Vol. 36, Iss. 1, 1999-01 ,pp. : 15-18

IOP Publishing

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Realization of the luminous-flux unit using an LED scanner for the absolute integrating-sphere method

By Lahti K.   Hovila J.   Toivanen P.   Vahala E.   Tittonen I.   Ikonen E.  

Metrologia, Vol. 37, Iss. 5, 2000-11 ,pp. : 595-598

IOP Publishing

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

By Hovila J.   Toivanen P.   Ikonen E.   Ohno Y.  

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

IOP Publishing

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Comparison of luminous-intensity scales based on trap detectors and incandescent lamps

By Liedquist L.   Ikonen E.   Karha P.   Fagerlund H.  

Metrologia, Vol. 32, Iss. 6, 1995-12 ,pp. : 681-684

IOP Publishing

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Realization and validation of the detector-based absolute integrating sphere method for luminous-flux measurement at KRISS

By Kim Yong-Wan   Lee Dong-Hoon   Park Seung-Nam   Jeon Min-Yong   Park Seongchong  

Metrologia, Vol. 49, Iss. 3, 2012-06 ,pp. : 273-282

IOP Publishing

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