Method of evaluating whiteness, method of evaluating comparative whiteness, light source and luminaire
In evaluating whiteness of light from a light source or a luminaire, whiteness W is given by the following equation,W=−5.3C+100,
Matsushita Electric Industrial Co., Ltd.
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Kenji Yoshinori Masaaki Yoshio Toshio
Mukai Ootaka Hama Manabe Mori