Patent · US Active

VR lens structure and display device

US11294183B2 · kind B2 · utility

0Cited by

0References

18Claims

0Family size

Assignees

Inventors

Yinwei Chen · Beijing, CN
Xuebing Zhang · Beijing, CN
Yali Liu · Beijing, CN
Zhiyu Sun · Beijing, CN
Hao Zhang · Shanghai, CN
Haiwei Sun · Beijing, CN

Key dates

Filing date	Apr 10, 2019
Grant date	Apr 5, 2022
Priority date	—
Expiry date	Aug 4, 2039

Classification

Technology area (CPC G)Physics
CPC primaryG02B2027/0132
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A VR lens structure and a display device are provided. The VR lens structure includes a first lens and a second lens disposed opposite to each other. The first lens is provided with a first side surface and a second side surface which are disposed opposite to each other, and at least one of the first side surface and the second side surface is an aspheric surface. The second lens is a Fresnel lens, a smooth surface of the second lens is disposed proximal to the second side surface, and a Fresnel surface of the second lens is disposed farther away from the second side surface than the smooth surface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.