Invention Grant
- Patent Title: Optical device with active liquid crystal element film having folded shape
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Application No.: US16339466Application Date: 2018-04-25
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Publication No.: US11487179B2Publication Date: 2022-11-01
- Inventor: Ji Hoon Park , Hye Min Yu , Moon Soo Park , Young Shin Lee
- Applicant: LG Chem, Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Chem, Ltd.
- Current Assignee: LG Chem, Ltd.
- Current Assignee Address: KR Seoul
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Priority: KR10-2017-0053017 20170425
- International Application: PCT/KR2018/004786 WO 20180425
- International Announcement: WO2018/199619 WO 20181101
- Main IPC: G02F1/137
- IPC: G02F1/137 ; G02F1/1339 ; G02F1/1335 ; G02F1/1333 ; G02F1/13 ; G02B5/30 ; G02B26/02 ; B60J3/04 ; B60J7/043
Abstract:
The present application relates to an optical device. The present application provides an optical device capable of varying transmittance, and such an optical device can be used for various applications such as eyewear, for example, sunglasses or AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.
Public/Granted literature
- US20190235301A1 Optical Device Public/Granted day:2019-08-01
Information query
