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US 2022/0187632 A1Published application
Polarization-Variable Element
AssigneeLG Chem, Ltd.
InventorsEun Jung Lim, Dong Hyun Oh, Jung Sun You, Jin Hong Kim, Hyun Jun Lee
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Abstract
The present application relates to a polarization-variable element. The polarization-variable element of the present application has a fast response speed and excellent variable characteristics of polarization degree and transmittance. Such polarization-variable element may be applied to various applications including various architectural or vehicle materials requiring transmittance-variable characteristics, or eyewear such as goggles for augmented reality experience sports, sunglasses or helmets.
Claims15
A polarization-variable element comprising a photochromic layer;
- and
- a guest host liquid crystal layer which comprises liquid crystals and an anisotropic dye, and the guest host liquid crystal layer is switchable between a horizontal orientation state and a vertical orientation state depending on a voltage application.
Dependencies are inferred from the claim text.