About Nakazawa Yuri
About National Metrology Institute of Japan (NMIJ), National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki, Japan
About Godo Kenji
About National Metrology Institute of Japan (NMIJ), National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki, Japan
About Niwa Kazuki
About National Metrology Institute of Japan (NMIJ), National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki, Japan
About Zama Tatsuya
About National Metrology Institute of Japan (NMIJ), National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki, Japan
About Yamaji Yoshiki
About Nichia Corporation, Anan, Tokushima, Japan
About Matsuoka Shinya
About Nichia Corporation, Anan, Tokushima, Japan
About Metrologia
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About light emitting diode
About geometry
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About Uncertainty
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About frequency band
About wavelength range
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About Photometry and photodetectors in general
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