Confocal imaging using astigmatism
US10485415B2 · kind B2 · utility
2Cited by
1References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2018 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Oct 17, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01B11/25
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An intraoral scanning device comprises a hand-held housing and a confocal imaging device disposed in the hand-held housing. The confocal imaging device has a predetermined astigmatic aberration disposed in a light path thereof to asymmetrically focus light in a predetermined manner, wherein the light is associated with an image of a portion of an object captured by the confocal imaging device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.