发明名称 Lighting device
摘要 A lighting device (10) includes first and second light emission units. The first light emission unit (21) emits light having a relatively low color temperature and a high feeling of contrast index. The second light emission unit (22) emits light having a relatively high S/P ratio, which is the ratio of scotopic luminance to photopic luminance. The first light emission unit (21) illuminates a region (A1) located at a vertical upper side of a region (A2) illuminated by the second light emission unit (22).
申请公布号 EP2662613(A1) 申请公布日期 2013.11.13
申请号 EP20130166599 申请日期 2013.05.06
申请人 PANASONIC CORPORATION 发明人 TSUKITANI, AYAKO;SAITO, TAKASHI;TAKASHIMA, AKIRA;WADA, KOUICHI;KARASAWA, YOSHINORI;MORI, TOSHIHIDE;HAMANO, HIROSHI;YAMAZOE, KENSUKE
分类号 F21S8/10;F21V9/00;F21V9/08;F21V9/16;F21V21/30;H01L25/075 主分类号 F21S8/10
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