Modified technique for fabricating low noise floodlit CHMSL holograms
US5387989A · kind A · utility
0Cited by
6References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1992 |
| Grant date | Feb 7, 1995 |
| Priority date | — |
| Expiry date | Dec 22, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2001/0439
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A hologram structure for use in a holographic center high mounted stoplight system for a vehicle. The hologram structure includes a hologram layer having a plurality of holographic lenses formed therein, each holographic lens being configured to diffract light into a predetermined solid angular region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.