Light shielding plate, camera unit, and electronic device
US12015838B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 13, 2022 |
| Grant date | Jun 18, 2024 |
| Priority date | — |
| Expiry date | Dec 15, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/51
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A light shielding plate including a front surface located on a light incident side, a rear surface facing away from the front surface, and an aperture penetrating through the front and rear surfaces. The aperture includes a first aperture portion and a second aperture portion connected to the first aperture portion via a central opening. The first aperture portion extends from a rear opening in the rear surface toward the central opening and has a shape tapered from the rear surface toward the front surface. The second aperture portion extends from a front opening in the front surface toward the central opening and has a shape tapered from the front surface toward the rear surface. The front opening is larger than the rear opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.