Title:
LENS DRIVING MECHANISM FOR MICROSCOPE AND STEREOMICROSCOPE
Document Type and Number:
Japanese Patent JP2004219821
Kind Code:
A
Abstract:
To realize simple constitution, miniaturization and the improvement of a zoom magnification ratio, and also to realize high-accuracy position control.
By providing rotation regulating parts 622 and 632 oppositely to a pair of lens holding members 66 and 67 movably arranged through guide shafts 32, 33, 42 and 43 on a lens driving member 60 arranged on a cam shaft 10, inserting the regulating parts 622 and 632 in the members 66 and 67 so as to movably slide in contact with the guide shafts 32 and 42, and regulating the rotation of the driving member 60 by the regulating parts 622 and 632, the members 66 and 67 are controlled to move along the guide shafts 32, 33, 42 and 43 interlocked with the movement of the driving member 60.
Inventors:
NONODA YUKIO
Application Number:
JP2003008376A
Publication Date:
August 05, 2004
Filing Date:
January 16, 2003
Export Citation:
Assignee:
OLYMPUS CORP
International Classes:
G02B7/08; G02B7/04; G02B21/00; G02B21/22; (IPC1-7): G02B7/04; G02B7/08; G02B21/00; G02B21/22
Attorney, Agent or Firm:
Takehiko Suzue
Satoshi Kono
Sadao Muramatsu
Tetsuya Kazama
Satoshi Kono
Sadao Muramatsu
Tetsuya Kazama