| 摘要 |
A liquid crystal device comprises a nematic liquid crystal, voltage means for applying a voltage across said liquid crystal, and two substrates ( 42, 30 ) each provided with an alignment layer ( 32, 33 ), wherein: said liquid crystal is sandwiched between said two substrates ( 42, 30 ); said nematic liquid crystal can be placed in at least one operating state and at least one non-operating state, and at least one of said alignment layers ( 32, 33 ) is provided with a plurality of surface protrusions ( 40 ) formed from an anisotropic material.
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