液晶表示装置

Liquid crystal display device

Abstract

(57)【要約】 【目的】表示面に明暗ムラのない液晶表示装置を提供す る。 【構成】一方主面上に光拡散板6と集光板12とを順次 設け、他方主面上に光散乱層10と光反射板8とを順次 設けた導光板12の端面に蛍光ランプ5を設け、この光 拡散板6の明部領域に対応する集光板12の集光範囲 を、その暗部領域に対応する集光板12の集光範囲と比 べて狭くした照明装置3bを具備した液晶表示装置11 a。
PURPOSE: To provide a liquid crystal display device where uneven brightness is not found on the display surface. CONSTITUTION: As for this liquid crystal display device 11a equipped with an illuminator 3b, a fluorescent lamp 5 is provided on the end face of a light transmission plate 4 having one principal surface where a light diffusing plate 6 and a light condensing plate 12 are successively provided and the other principal surface where a light scattering layer 10 and a light reflector 8 are successively provided, and the light condensing range of the plate 12 corresponding to the bright area of the plate 6 is narrowed in comparison with the light condensing range of the plate 12 corresponding to the dark area of the plate 6. COPYRIGHT: (C)1996,JPO

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