Invention Grant
- Patent Title: Viewing angle diffusion film and display panel
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Application No.: US17040995Application Date: 2020-08-03
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Publication No.: US11886068B2Publication Date: 2024-01-30
- Inventor: Hu Dou , Ziping Wu , Gang Yu
- Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Applicant Address: CN Shenzhen
- Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Current Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Current Assignee Address: CN Shenzhen
- Priority: CN 2010627883.4 2020.07.02
- International Application: PCT/CN2020/106543 2020.08.03
- International Announcement: WO2022/000689A 2022.01.06
- Date entered country: 2020-09-24
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; G02B5/02

Abstract:
A viewing angle diffusion film and a display panel are disclosed. The viewing angle diffusion film includes a substrate and a refractive protrusion disposed on a surface of the substrate. The refractive protrusion includes a first side surface away from a center of the substrate, and the first side surface includes a first curved surface.
Information query
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