1. a Liquid Crystal Institute and Graduate School of Engineering Science, Science University of Tokyo in Yamaguchi , 1-1-1 Daigaku-dori, Onoda, Yamaguchi , 756-0884 , JAPAN
2. b Kyocera Co. Ltd , 999-3 Uchi, Hayato-cho, Aira-gun, Kagoshima , 899-5195 , JAPAN
3. c Faculty of Engineering , Kogakuin University , 2665-1, Nakano-cho, Hachioji, Tokyo , 192-0015 , JAPAN