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Technical Journal No.4 (August 2001)
Special Papers
Novel Reflective LCD Technology

Yoshiyuki HigashigakiMichio YaginumaHisashi Watanabe
Ken'ichi IwauchiYuji MizunoTadashi GoudaKouji Ishizuya

RGB directive color reflectors with different directive angles were prepared and assembled into reflective color LCD panels with a single polarizer. A moving image with directive color reflection was successfully demonstrated using a TFT drive. It was revealed that brightness was enhanced by gain reflection, contrast was improved by off-axis reflection, and color gamut was expanded by holographic color reflection within a directive angle corresponding to half of a viewing angle.

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