Patent ID: 8444878

Claim:
A liquid crystal composition that has a nematic phase and comprises three components, wherein a first component is at least one compound selected from the group of compounds represented by formula (1), a second component is at least one compound selected from the group of compounds represented by formula (2), and a third component is at least one compound selected from the group of compounds represented by formula (3): wherein R 1 , R 2 and R 3 are each independently alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R 4 is alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons, alkenyl having 2 to 12 carbons, or alkenyl having 2 to 12 carbons in which arbitrary hydrogen is replaced by fluorine; R 5 is alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons, alkenyl having 2 to 12 carbons, fluorine or chlorine; one of X 1 and X 2 is fluorine and the other is hydrogen; the ring A and the ring B are each independently the ring C and the ring D are each independently and m is 0, 1 or 2.