Bi-convex solid immersion lens
US7492529B2 · kind B2 · utility
8Cited by
40References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 2007 |
| Grant date | Feb 17, 2009 |
| Priority date | — |
| Expiry date | May 8, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2007/13727
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A bi-convex solid immersion lens is disclosed, having a top and bottom convex surfaces. The radius of curvature of the bottom surface is larger than that of the top surface. A conical sloped side-wall connects the top and bottom surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.