Patent ID: 8675148
Filing Date: 2014-03-18
Classification: G02B,G02F

Abstract:
1. A gradient index liquid crystal optical apparatus comprising: a first substrate having a first face; a second substrate having a second face opposed to the first face; a liquid crystal layer sandwiched between the first substrate and the second substrate; a plurality of first electrodes provided on the first face of the first substrate, and arranged along a first direction; a plurality of second electrodes provided on the first face of the first substrate to correspond to the first electrodes, the plurality of second electrodes being arranged along the first direction; a plurality of third electrodes provided on the first face of the first substrate and arranged along the first direction; a fourth electrode provided on the second face of the second substrate; and a drive unit configured to apply a first voltage between the first electrodes and the fourth electrode, apply a second voltage between the second electrodes and the fourth electrode, and apply a third voltage between the third electrodes and the fourth electrode,