| 摘要 |
A camera which permits automatic and manual focusing operation includes an objective lens structure capable of assuming a condition ready for automatic focusing and a condition ready for manual focusing. The objective lens structure has a focusing lens, a manual focusing operating member capable of moving the focusing lens by extraneous operation when the lens structure is in the condition ready for the manual focusing, and signal means for indicating which of the two conditions the lens structure assumes. The camera further includes an automatically focusing device for measuring the distance to an object to be photographed and generating an output for moving the focusing lens in accordance with the measured distance, and means responsive to the signal means to render the automatically focusing device inoperative when the signal means is indicating the condition ready for manual focusing. |
