Lens barrel, image obtaining unit, and method for assembling same
US9939607B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2013 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Oct 12, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/57
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A lens barrel for imaging a subject; and a lens frame which holds the lens. The lens frame includes a body structure opened at a tip and an end; and a lens base which fixes the lens and is adhered to a tip opening of the body; the lens base includes: a tip base including an opening which exposes a tip side lens optical surface and an inner side which supports the lens; and a circle or arc sidewall extending axially from the tip base; the inner surface of the sidewall is formed along an outer circumference surface of the lens; the inner side surface and the outer circumference are adhered to each other; and a portion of the upper surface of the sidewall is provided toward an end side separated from the far end of the lens to be exposed inside the body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.