Spacer and camera module
US11460692B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 28, 2020 |
| Grant date | Oct 4, 2022 |
| Priority date | — |
| Expiry date | Jan 28, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/021
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A spacer includes an outer circumferential surface in contact with a lens barrel, and an inner circumferential surface forming a hole for controlling an amount of light, a first length of the hole in a first direction, intersecting an optical axis, and a second length of the hole in a second direction, intersecting the optical axis, are different from each other, and a first distance from the outer circumferential surface to the inner circumferential surface, extended in the first direction, is less than a second distance from the outer circumferential surface to the inner circumferential surface, extended in the second direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.