Patent ID: 6757046
Filing Date: 2004-06-29
Classification: G02B,G02F

Abstract:
A liquid crystal Fabry-Perot etalon comprising:a first substrate coated on a first side with a first transparent conductor layer and a first reflector layer; an alignment layer disposed over the first transparent conductor layer on the first side of the first substrate; a spacer plate coated on a first side with a second transparent conductor layer, the first side of the spacer plate facing the first side of the first substrate, the spacer plate having a second side opposite its first side; plural spacers disposed between the first substrate and the spacer plate to define a predetermined gap between the first substrate and the spacer plate; liquid crystal filled in between the first substrate and the spacer plate; and a second substrate coated on a first side with a second reflector layer, the first side of the second substrate facing the second side of the spacer plate.