TY - CONF AU - Tatsukiyo Uchida AU - Yoshihiro Ohno C2 - CIE 2012 Proceedings, Hangzhou, -1 DA - 2015-05-14 LA - en PB - CIE 2012 Proceedings, Hangzhou, -1 PY - 2015 TI - An Experimental Approach to A Definition of The Mesopic Adaptation Field ER -