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Liquid crystal device and liquid crystal apparatus

  • US 5,932,136 A
  • Filed: 10/18/1996
  • Issued: 08/03/1999
  • Est. Priority Date: 10/20/1995
  • Status: Expired due to Fees
First Claim
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1. A liquid crystal device, comprising:

  • a pair of substrates each having thereon an electrode, and a smectic liquid crystal disposed between the substrates, said smectic liquid crystal having a plurality of molecular layers each comprising a plurality of liquid crystal molecules, whereinsaid smectic liquid crystal is disposed to form an optical modulation region including a first region wherein the molecular layers are aligned to have a layer inclination angle smaller than a calculated layer inclination angle based on a temperature-dependent layer spacing-changing characteristic, and a second region wherein the molecular layers are aligned to form a chevron structure having a layer inclination angle above 3 degrees.

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