Movie camera system having view finding and projecting operations
US5300976A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 16, 1993 |
| Grant date | Apr 5, 1994 |
| Priority date | — |
| Expiry date | Apr 16, 2013 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/63
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic movie camera system having a projecting function as well as a view finding function. The system includes a system body, a housing mounted on the system body, an LCD panel disposed within the housing to display an image corresponding to an image signal received from the system body, a focusing lens unit mounted to one end of the housing disposed rearwardly of the LCD panel and adapted to project the displayed image on an external screen, a back light disposed rearwardly of the LCD panel to emit a view finding light, a polarizing plate disposed forwardly of the LCD panel, a view finder coupling unit selectively attached to the other end of the housing disposed forwardly of the LCD panel, the view finder coupling unit having an eye lens, and a projector coupling unit selectively attached to the other end of the housing, the projector coupling unit having a light source for emitting a projecting light and a condensing lens for the projecting light, whereby the movie camera system is capable of both a view finding operation and a projecting operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.