Camera system
US4994844A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 13, 1989 |
| Grant date | Feb 19, 1991 |
| Priority date | — |
| Expiry date | Apr 13, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B17/425
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An camera system includes a body and an accessory which is attachable to the camera body. A controller is provided in the camera body for controlling camera function. And an operable switch is also provided in the camera body. A function data concerning with camera function is sent from the accessory to the camera body. The camera body receives the function data and determines in response to the operation of the operable switch whether or not the controller controls camera function based on the received function data. According to the camera system, it is possible to enable or disable the camera function depending on the accessory by simple operation with the accessory attached to the camera body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.