A plane light source structure for planar display includes a light guide plate and a light source. Material of the light guide plate is transparent plastic. The light guide plate is regarded as the lower plate of LCD panel when it is used as back light. On the other hand, the light guide plate is regarded as the upper plate of LCD panel when it is used as front light.

 
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< Process for preparing films of polymerized liquid crystal material having a first film of a polymerized liquid crystal material with uniform orientation and a second film of a polymerized liquid crystal material with uniform orientation directly on the first film

< Transparent film

> Display unit and electronic apparatus including a backlight disposed between two display surfaces

> Liquid crystal display including an anisotropic scattering layer
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