Rod lens, endoscope and method for assembling an optical system of an endoscope
US9671605B2 · kind B2 · utility
0Cited by
2References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 16, 2014 |
| Grant date | Jun 6, 2017 |
| Priority date | — |
| Expiry date | Jun 13, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A rod lens that includes a rod-shaped lens unit made of a rod-shaped lens element or a plurality of lens elements cemented to one another, wherein, on the circumferential face thereof, the lens unit includes at least one axially magnetized magnet arrangement. The invention also relates to an endoscope with a lens arrangement, which includes at least a first and, arranged adjacent to the first, a second rod lens, and to a method for assembling such an endoscope.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.