专利汇可以提供Camera with automatic focus control device专利检索,专利查询,专利分析的服务。并且PURPOSE: TO automatically adjust the focus without losing a shutter chance by delaying the scanning speed in the reverse direction and its corresponding shifting speed of a lens, and stopping the lens at the focus position based on the focus detecting high accurate signal.
CONSTITUTION: With the push of release button, control member 8 is moved to the left by being pulled by spring 9, and rotating mirror 1 is rapidly rotated to the right by cam 8a via cam link 10. Subsequently, the mirror 1 is returned to the left at slow speed and rotated. The mirror 1 returns and rotates, and in the colsed state of enable switch 13, when outputs from light receiving of photodetectors 6, 7 coincide each other, namely, when range finder returns and the psition of object being photographed is again grasped during the scanning of the range finder, stop signal enters the solenoid 14 so that locking claw 15 is engaged with restraining unit 8d so as to stop control member 8. Therefore lens 11b as well as rotating mirror 1 stop in the state where the object being photographed is gripped. Then the shutter release is done so that photographing is carried out by setting the accurate range
COPYRIGHT: (C)1979,JPO&Japio,下面是Camera with automatic focus control device专利的具体信息内容。
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