Reflectance-adjustable reflector and reflectance-adjustable display device
First Claim
1. A reflectance-adjustable reflector, comprising:
- a phase modulation element, comprising;
a first substrate;
a second substrate, opposite to the first substrate, wherein thicknesses of the first substrate and the second substrate are between 0.01 mm and 0.5 mm;
a phase modulation layer, located between the first substrate and the second substrate;
a first electrode layer, located between the first substrate and the phase modulation layer; and
a second electrode layer, located between the second substrate and the phase modulation layer;
a first polarizer, disposed on the first substrate, wherein the first substrate is located between the first polarizer and the first electrode layer, a total thickness of the phase modulation element and the first polarizer is less than 1 mm, and the first polarizer is a reflection-type polarizing film; and
an absorption-type polarizing film, located between the first polarizer and the first substrate, wherein a total thickness of the phase modulation element, the first polarizer, and the absorption-type polarizing film is less than 1 mm.
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Abstract
A reflectance-adjustable reflector including a phase modulation element and a first polarizer is provided. The phase modulation element includes a first substrate, a second substrate opposite to the first substrate, a phase modulation layer located between the first substrate and the second substrate, a first electrode layer located between the first substrate and the phase modulation layer, and a second electrode layer located between the second substrate and the phase modulation layer. Thicknesses of the first substrate and the second substrate are between 0.01 mm and 0.5 mm. The first polarizer is disposed on the first substrate. The first substrate is located between the first polarizer and the first electrode layer. A total thickness of the phase modulation element and the first polarizer is less than 1 mm. A reflectance-adjustable display device is also provided.
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Citations
14 Claims
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1. A reflectance-adjustable reflector, comprising:
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a phase modulation element, comprising; a first substrate; a second substrate, opposite to the first substrate, wherein thicknesses of the first substrate and the second substrate are between 0.01 mm and 0.5 mm; a phase modulation layer, located between the first substrate and the second substrate; a first electrode layer, located between the first substrate and the phase modulation layer; and a second electrode layer, located between the second substrate and the phase modulation layer; a first polarizer, disposed on the first substrate, wherein the first substrate is located between the first polarizer and the first electrode layer, a total thickness of the phase modulation element and the first polarizer is less than 1 mm, and the first polarizer is a reflection-type polarizing film; and an absorption-type polarizing film, located between the first polarizer and the first substrate, wherein a total thickness of the phase modulation element, the first polarizer, and the absorption-type polarizing film is less than 1 mm. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A reflectance-adjustable display device, comprising:
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a display device, having a display surface; and a reflectance-adjustable reflector, located on the display surface and comprising; a phase modulation element, comprising; a first substrate; a second substrate, located between the display device and the first substrate, wherein thicknesses of the first substrate and the second substrate are between 0.01 mm and 0.5 mm; a phase modulation layer, located between the first substrate and the second substrate; a first electrode layer, located between the first substrate and the phase modulation layer; and a second electrode layer, located between the second substrate and the phase modulation layer; a first polarizer, disposed on the first substrate, wherein the first substrate is located between the first polarizer and the first electrode layer, and a total thickness of the phase modulation element and the first polarizer is less than 1 mm, wherein the first polarizer is a reflection-type polarizing film; and an absorption-type polarizing film, located between the first polarizer and the first substrate, wherein a total thickness of the phase modulation element, the first polarizer, and the absorption-type polarizing film is less than 1 mm. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14)
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Specification