US Patent 7483116 Electrical light control element, lens barrel, and imaging device

The liquid crystal light control element includes the first to third transparent substrates which are placed on top of the other. The second transparent substrate has the projecting part which extends in the surface direction of the second transparent substrate from the first and third transparent substrates. The projecting part has the first surface facing the first transparent electrode and the second surface facing the fourth transparent electrode. The first surface has the first to fourth terminals formed thereon which are electrically connected to the first to fourth transparent electrodes.