| abstract |
(57) [Summary] [Structure] A dimming layer sandwiched between two substrates having a transparent electrode layer, the dimming layer being (a) (a-1) 3, 4, 5-trifluorophenyl group or 3,5-difluoro- 4-trifluoromethylphenyl group and (b-1) 4- (4-alkyl-cyclohexyl) -phenyl group or 4 An acetylene derivative having a-(4-alkoxyalkyl-cyclohexyl) -phenyl group and (b) (b-1) It has a 4-cyanophenyl group and (b-2) 4-alkylphenyl group, 4-alkoxyphenyl group, 5-alkylpyrimidin-2-yl group, 4-alkoxyalkyl-cyclohexyl group or 4-alkenyl-cyclohexyl group. A liquid crystal material containing a 2-3 cyclic compound and a liquid crystal device containing a transparent solid substance. The liquid crystal device of the present invention has little streaky or irregular irregularity and has uniform display characteristics. |