Ferroelectric liquid crystal tunable filters and color...

Details Ferroelectric liquid crystal tunable filters and color... Ferroelectric liquid crystal tunable filters and color...

G - Physics

02

F

G02F 1/13 (2006.01) G02B 5/30 (2006.01) G02F 1/1335 (2006.01) G02F 1/1347 (2006.01) G02F 1/141 (2006.01)

Patent

CA 2071870

2071870 9106888 PCTABS00005 Discretely and continuously tunable filters and high contrast light valves employing FLC cells are provided. Discretely tunable filters employ bistable smetic C* FLC cells (LC1, LC2, LC4-LC7). Continuously tunable filters employ smetic A* FLC cells (C, C2, C3, C4). Single or multiple stage filters are provided. Blocking filters useful for color generation are also provided. The FLC filters provided can be temporally multiplexed.

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