JPS5849964A - レンズ系を利用した複写機における数値制御モ−タ−の制御機構 - Google Patents

レンズ系を利用した複写機における数値制御モ−タ−の制御機構

Info

Publication number
JPS5849964A
JPS5849964A JP14896881A JP14896881A JPS5849964A JP S5849964 A JPS5849964 A JP S5849964A JP 14896881 A JP14896881 A JP 14896881A JP 14896881 A JP14896881 A JP 14896881A JP S5849964 A JPS5849964 A JP S5849964A
Authority
JP
Japan
Prior art keywords
lens system
numerically controlled
controlled motor
magnification
zoom lens
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.)
Pending
Application number
JP14896881A
Other languages
English (en)
Japanese (ja)
Inventor
Hisao Iwanade
岩撫　久男
Chikamasa Ikeda
池田　親優
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP14896881A priority Critical patent/JPS5849964A/ja
Priority to DE19823234933 priority patent/DE3234933A1/de
Priority to GB08226898A priority patent/GB2106658B/en
Publication of JPS5849964A publication Critical patent/JPS5849964A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Lens Barrels (AREA)
JP14896881A 1981-09-21 1981-09-21 レンズ系を利用した複写機における数値制御モ−タ−の制御機構 Pending JPS5849964A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP14896881A JPS5849964A (ja) 1981-09-21 1981-09-21 レンズ系を利用した複写機における数値制御モ−タ−の制御機構
DE19823234933 DE3234933A1 (de) 1981-09-21 1982-09-21 Steuermechanismus zum positionieren der optik einer kopiermaschine
GB08226898A GB2106658B (en) 1981-09-21 1982-09-21 Variable magnification photocopying

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14896881A JPS5849964A (ja) 1981-09-21 1981-09-21 レンズ系を利用した複写機における数値制御モ−タ−の制御機構

Publications (1)

Publication Number Publication Date
JPS5849964A true JPS5849964A (ja) 1983-03-24

Family

ID=15464688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14896881A Pending JPS5849964A (ja) 1981-09-21 1981-09-21 レンズ系を利用した複写機における数値制御モ−タ−の制御機構

Country Status (3)

Country Link
JP (1) JPS5849964A (enrdf_load_html_response)
DE (1) DE3234933A1 (enrdf_load_html_response)
GB (1) GB2106658B (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61255342A (ja) 1985-05-09 1986-11-13 Fuji Photo Film Co Ltd ハロゲン化銀カラ−写真感光材料
JPH06105346B2 (ja) 1986-11-07 1994-12-21 富士写真フイルム株式会社 ハロゲン化銀カラ−写真感光材料の処理方法
DE69629982T2 (de) * 1995-06-30 2004-07-22 Eastman Kodak Co. Zoomobjektiv ###

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52115217A (en) * 1976-03-23 1977-09-27 Canon Inc Operation of variable multiplication optical system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873189A (en) * 1972-06-23 1975-03-25 Rank Xerox Ltd Adjustable-position optical system
JPS5397418A (en) * 1977-02-07 1978-08-25 Dainippon Screen Mfg Method of copying machine camera*s automatic focusing and its equipment
US4272187A (en) * 1979-12-17 1981-06-09 International Business Machines Corporation Automatic alignment of optical elements in an electrophotographic apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52115217A (en) * 1976-03-23 1977-09-27 Canon Inc Operation of variable multiplication optical system

Also Published As

Publication number Publication date
GB2106658B (en) 1985-10-09
DE3234933C2 (enrdf_load_html_response) 1987-10-15
DE3234933A1 (de) 1983-04-07
GB2106658A (en) 1983-04-13

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