JPS5474733A - Positioning device for moving optical system of optical device of copying machines - Google Patents

Positioning device for moving optical system of optical device of copying machines

Info

Publication number
JPS5474733A
JPS5474733A JP14154677A JP14154677A JPS5474733A JP S5474733 A JPS5474733 A JP S5474733A JP 14154677 A JP14154677 A JP 14154677A JP 14154677 A JP14154677 A JP 14154677A JP S5474733 A JPS5474733 A JP S5474733A
Authority
JP
Japan
Prior art keywords
mirror
optical system
moved
moving
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.)
Granted
Application number
JP14154677A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6113212B2 (enrdf_load_stackoverflow
Inventor
Hiroshi Yamada
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP14154677A priority Critical patent/JPS5474733A/ja
Publication of JPS5474733A publication Critical patent/JPS5474733A/ja
Publication of JPS6113212B2 publication Critical patent/JPS6113212B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Variable Magnification In Projection-Type Copying Machines (AREA)
JP14154677A 1977-11-28 1977-11-28 Positioning device for moving optical system of optical device of copying machines Granted JPS5474733A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14154677A JPS5474733A (en) 1977-11-28 1977-11-28 Positioning device for moving optical system of optical device of copying machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14154677A JPS5474733A (en) 1977-11-28 1977-11-28 Positioning device for moving optical system of optical device of copying machines

Publications (2)

Publication Number Publication Date
JPS5474733A true JPS5474733A (en) 1979-06-15
JPS6113212B2 JPS6113212B2 (enrdf_load_stackoverflow) 1986-04-12

Family

ID=15294473

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14154677A Granted JPS5474733A (en) 1977-11-28 1977-11-28 Positioning device for moving optical system of optical device of copying machines

Country Status (1)

Country Link
JP (1) JPS5474733A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173858A (en) * 1981-04-20 1982-10-26 Fuji Xerox Co Ltd Scale factor adjusting device of copier
JPS5915227A (ja) * 1982-07-17 1984-01-26 Canon Inc カメラの焦点距離可変装置
JPS59176008U (ja) * 1983-05-10 1984-11-24 キヤノン株式会社 カメラの焦点距離可変装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173858A (en) * 1981-04-20 1982-10-26 Fuji Xerox Co Ltd Scale factor adjusting device of copier
JPS5915227A (ja) * 1982-07-17 1984-01-26 Canon Inc カメラの焦点距離可変装置
JPS59176008U (ja) * 1983-05-10 1984-11-24 キヤノン株式会社 カメラの焦点距離可変装置

Also Published As

Publication number Publication date
JPS6113212B2 (enrdf_load_stackoverflow) 1986-04-12

Similar Documents

Publication Publication Date Title
JPS56133756A (en) Optical device for variable magnification copying capable of size enlarging and reducing
JPS54143629A (en) Copying apparatus having opticlal system for high speed copying
JPS57179808A (en) Back focus adjusting device for lens of optical system
JPS5363021A (en) Image control method
JPS5474733A (en) Positioning device for moving optical system of optical device of copying machines
JPS5521052A (en) Variable power copying machine
ATE102714T1 (de) Blendeneinstellvorrichtung in einem fotografischen vergroesserungs- oder kopiergeraet mit mehreren objektiven mit verstellbarer blende.
JPS5555364A (en) Slit exposure optical system in electrophotographic copying machine
JPS53102041A (en) Making exposure for electrophotographic copier
JPS55112193A (en) Light beam working device
JPS5454623A (en) Copier capable of setting document reference
SU794363A1 (ru) Оптическое устройство дл пРОЕКциОННОгО КОНТРОл лиНЕйНыХРАзМЕРОВ
JPS5458447A (en) Transfer type electrophotographic copier
JPS54155052A (en) Variable power optical system for scan exposure type copying machine
JPS5616160A (en) Fitting unit of convergent light transmission material
JPS6048036A (ja) 複写機の光学装置
JPS5529854A (en) Light quantity control unit of copying machine
JPS5225624A (en) Camera for the offset photoengraving process
JPS60249130A (ja) 複写機の光学系
JPH0225511B2 (enrdf_load_stackoverflow)
JPS5425728A (en) Image projection method for copying lens
JPS57181538A (en) Back focus adjusting device of copying machine for film
JPS54103052A (en) Exposing apparatus
JPS55126258A (en) Optical device of copying machine
JPS5515119A (en) Original checking device