Display device
US6344928B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2000 |
| Grant date | Feb 5, 2002 |
| Priority date | — |
| Expiry date | Aug 23, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/12
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An object of the present invention is to provide a display device which can realize a magnified image. A display device comprises a display panel having a predetermined effective display region PS, a display screen, and a magnifying optical system including a first inverting optical system constituted by a first lens array in which a plurality of first lenses corresponding to the display panel are arrayed and a second inverting optical system constituted by a second lens array in which a plurality of second lenses corresponding to the first lenses are arrayed. The magnifying optical system constitutes a plurality of channels for forming on the display screen a magnified erect image for a display image on the display panel through the corresponding first and second lenses. The magnifying optical system is constructed so as to form on the display screen an image of an image point on the display panel through at least three of the channels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.