1984-02-01

New Automotive Applications for Liquid Crystal Displays 840144

LCD instrument panels incorporating the following new techniques have been developed and put into practical use.
The back illumination using white-light cold cathode discharge tubes, coupled with added dye and twisted nematic LCD panels, represents a liquid crystal display with good visibility and high-quality appearance. In addition, a fast display response time of less than 0.1 seconds at −30°C, and a two-toned display on a single segment have been achieved by the adoption of a heating system and three polarizers.

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