Apparatus for displaying an image
US5861993A · kind A · utility
21Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 1996 |
| Grant date | Jan 19, 1999 |
| Priority date | — |
| Expiry date | Aug 1, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B30/56
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Apparatus for displaying an image suspended in space above a horizontal surface such as a tabletop or vehicle dash-board, of an original image below the surface, comprises a beam-splitter window in the surface and a retroreflector below the surface in a path for light reflected by the beamsplitter. The original image may for example be a VDU screen or vehicle instrument panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.