Microscope with centered illumination
US8000004B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 25, 2008 |
| Grant date | Aug 16, 2011 |
| Priority date | — |
| Expiry date | Jun 25, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B90/20
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A microscope comprising a main objective having a variable focal length and comprising an illuminating unit including a light source and an illuminating optical system for generating an illuminating beam path directed onto the object plane and extending outside the main objective. A unit is provided for centering the illumination dependent on a variation of the focal length of the main objective, and the illuminating optical system is mounted at least in part in a laterally shiftable manner for centering the illumination. In particular, the illuminating optical system has a diaphragm that is mounted in a laterally shiftable manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.