Camera having an autofocus device
US4974003A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1989 |
| Grant date | Nov 27, 1990 |
| Priority date | — |
| Expiry date | Jul 6, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/08
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In a camera having an autofocus device, when performing a continuous shooting, an autofocus operation by the autofocus device is repeatedly performed during a time from the termination of the shooting operation to the completion of a preparation for the next shooting operation, and if the performance of the autofocus operation has been at least once completed before the completion of the preparation for the next shooting operation, the completion of the aforesaid preparation for the next shooting operation is, even though the autofocus operation is in progress, immediately followed by the start of the next shooting operation, while if the autofocus operation has not been at least once completed before the completion of the aforesaid preparation for the next shooting operation, the next shooting operation is started depending on the completion of the autofocus operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.