| 发明名称 | Camera system and focus detecting method | ||
| 摘要 | A camera system according to the present invention, comprising: an interchangeable lens comprising: a zoom position detecting section configured to detect a zoom position corresponding to a focal length of the photographing optical system; and a lens control section configured to input the zoom position and transmit it to the camera body, and a camera body comprising: a body control section configured to communicate with the lens control section, a focus detecting section configured to detect an in-focus position of a focus lens included in the photographing optical system, and a zoom position memory section configured to memorize the zoom position which is transmitted from the lens control section and received by the body control section, wherein when transmitting the in-focus position to the lens control section, the body control section transmits the memory zoom position memorized in the zoom position memory section to the lens control section. | ||
| 申请公布号 | US9025946(B2) | 申请公布日期 | 2015.05.05 |
| 申请号 | US201414276152 | 申请日期 | 2014.05.13 |
| 申请人 | Olympus Corporation | 发明人 | Kikuchi Tetsuo |
| 分类号 | G03B17/00;G03B13/00;G02B7/28;G03B13/36 | 主分类号 | G03B17/00 |
| 代理机构 | Straub & Pokotylo | 代理人 | Pokotylo John C.;Straub & Pokotylo |
| 主权项 | 1. A camera system, comprising: an interchangeable lens having a photographing optical system capable of changing a focal length; and a camera body to which the interchangeable lens is detachably attached, the interchangeable lens comprising: a zoom position detecting section configured to detect a zoom position corresponding to a focal length of the photographing optical system; and a lens control section configured to input the zoom position and transmit it to the camera body, and the camera body comprising: a body control section configured to communicate with the lens control section, a focus detecting section configured to detect an in-focus position of a focus lens included in the photographing optical system, and a zoom position memory section configured to memorize the zoom position which is transmitted from the lens control section and received by the body control section, wherein when transmitting the in-focus position to the lens control section, the body control section transmits the memory zoom position memorized in the zoom position memory section to the lens control section. | ||
| 地址 | Tokyo JP | ||