JPS639603B2 - - Google Patents

Info

Publication number
JPS639603B2
JPS639603B2 JP563681A JP563681A JPS639603B2 JP S639603 B2 JPS639603 B2 JP S639603B2 JP 563681 A JP563681 A JP 563681A JP 563681 A JP563681 A JP 563681A JP S639603 B2 JPS639603 B2 JP S639603B2
Authority
JP
Japan
Prior art keywords
brush
ratchet wheel
encoder
stop
distance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP563681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57119312A (en
Inventor
Masakazu Taku
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP563681A priority Critical patent/JPS57119312A/ja
Publication of JPS57119312A publication Critical patent/JPS57119312A/ja
Publication of JPS639603B2 publication Critical patent/JPS639603B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP563681A 1981-01-16 1981-01-16 Encoder Granted JPS57119312A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP563681A JPS57119312A (en) 1981-01-16 1981-01-16 Encoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP563681A JPS57119312A (en) 1981-01-16 1981-01-16 Encoder

Publications (2)

Publication Number Publication Date
JPS57119312A JPS57119312A (en) 1982-07-24
JPS639603B2 true JPS639603B2 (en]) 1988-03-01

Family

ID=11616624

Family Applications (1)

Application Number Title Priority Date Filing Date
JP563681A Granted JPS57119312A (en) 1981-01-16 1981-01-16 Encoder

Country Status (1)

Country Link
JP (1) JPS57119312A (en])

Also Published As

Publication number Publication date
JPS57119312A (en) 1982-07-24

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