Light modulation device
First Claim
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1. A light modulation device, comprising:
- a light modulation layer; and
a composite layer including a first oxide layer, a metal layer and a second oxide layer, which are sequentially formed on one or both sides of the light modulation layer, and has a transmittance to light having a wavelength of 550 nm of 80% or more, and a transmittance to light having a wavelength of 780 nm or more of 70% or less,wherein the light modulation layer is installed to be driven by a signal applied by the composite layer.
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Abstract
Provided are a light modulation device and a use thereof. The light modulation device may apply an external signal by a composite layer having a high transmittance in a visible region, a low transmittance in an infrared region and a low sheet resistance. Such a light modulation device may be applied in various uses such as a smart window, a window protecting film, a flexible display element, an active retarder for displaying a 3D image or a viewing angle control film.
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22 Claims
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1. A light modulation device, comprising:
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a light modulation layer; and a composite layer including a first oxide layer, a metal layer and a second oxide layer, which are sequentially formed on one or both sides of the light modulation layer, and has a transmittance to light having a wavelength of 550 nm of 80% or more, and a transmittance to light having a wavelength of 780 nm or more of 70% or less, wherein the light modulation layer is installed to be driven by a signal applied by the composite layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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Specification