Convertible display screen and its three-dimensional display device
A technology of display screen and directional scattering screen, applied in static indicators, image communication, electrical components and other directions, can solve the problems of inconsistent visual effects, confusion, inability to control the pixel light-emitting direction and light-emitting solid angle, etc.
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[0016] Such as figure 1 As shown, the switchable display screen 6 has a polymer-dispersed liquid crystal layer 1, a directional scattering screen 2 and a mirror 5; wherein the polymer-dispersed liquid crystal layer 1 is provided with transparent conductive films 3 on both sides, and the two transparent conductive films 3 are respectively connected to the positive and negative electrodes of the controllable power supply 4, and the outside of the directional scattering layer 2 is provided with a reflector 5, and the directional scattering layer 2 is a transmissive directional scattering screen. The directional scattering screen 2 is a holographic scattering screen or a binary optical element.
[0017] Such as figure 2 As shown, the switchable display screen 6 has a polymer-dispersed liquid crystal layer 1 and a directional scattering screen 2; wherein the two sides of the polymer-dispersed liquid crystal layer 1 are respectively provided with transparent conductive films 3, an...
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