FR2334129A1 - Mecanisme pour systeme optique a grandissement variable - Google Patents

Mecanisme pour systeme optique a grandissement variable

Info

Publication number
FR2334129A1
FR2334129A1 FR7636086A FR7636086A FR2334129A1 FR 2334129 A1 FR2334129 A1 FR 2334129A1 FR 7636086 A FR7636086 A FR 7636086A FR 7636086 A FR7636086 A FR 7636086A FR 2334129 A1 FR2334129 A1 FR 2334129A1
Authority
FR
France
Prior art keywords
granding
variable
optical systems
optical
systems
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
FR7636086A
Other languages
English (en)
French (fr)
Other versions
FR2334129B1 (enExample
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
Priority claimed from JP14373175A external-priority patent/JPS5267321A/ja
Priority claimed from JP3186076A external-priority patent/JPS52115217A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of FR2334129A1 publication Critical patent/FR2334129A1/fr
Application granted granted Critical
Publication of FR2334129B1 publication Critical patent/FR2334129B1/fr
Granted 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)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
FR7636086A 1975-12-01 1976-11-30 Mecanisme pour systeme optique a grandissement variable Granted FR2334129A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14373175A JPS5267321A (en) 1975-12-01 1975-12-01 Variable magnification optical instrument
JP3186076A JPS52115217A (en) 1976-03-23 1976-03-23 Operation of variable multiplication optical system

Publications (2)

Publication Number Publication Date
FR2334129A1 true FR2334129A1 (fr) 1977-07-01
FR2334129B1 FR2334129B1 (enExample) 1982-09-24

Family

ID=26370378

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7636086A Granted FR2334129A1 (fr) 1975-12-01 1976-11-30 Mecanisme pour systeme optique a grandissement variable

Country Status (4)

Country Link
CA (1) CA1105072A (enExample)
DE (1) DE2654250C2 (enExample)
FR (1) FR2334129A1 (enExample)
GB (1) GB1571095A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363814A1 (fr) * 1976-09-07 1978-03-31 Ibm Mecanisme de commande d'un systeme optique a balayage a reduction variable de maniere continue

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3317066A1 (de) * 1982-05-11 1983-11-17 Canon K.K., Tokyo Vorlagenabtasteinrichtung
JPS58208739A (ja) * 1982-05-31 1983-12-05 Canon Inc 画像形成装置
US4593999A (en) * 1982-07-05 1986-06-10 Canon Kabushiki Kaisha Copying apparatus
JPS59125718A (ja) * 1983-01-06 1984-07-20 Canon Inc 複写装置
JPS6014224A (ja) * 1983-07-06 1985-01-24 Toshiba Corp 画像形成装置
DE3546798C3 (de) * 1984-08-30 1993-12-02 Sharp Kk Verfahren zur Steuerung der Bewegung der Abstasteinrichtung eines Kopiergerätes
JPS629373A (ja) * 1985-07-05 1987-01-17 Sharp Corp 複写装置
US5475456A (en) 1986-05-12 1995-12-12 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens drive system for lens shutter type of camera
DE8718028U1 (de) 1986-05-12 1992-10-15 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Zentralverschlusskamera mit varioobjektiv
JPH01182867A (ja) * 1988-01-14 1989-07-20 Toshiba Corp 画像形成装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5241860Y2 (enExample) * 1973-02-27 1977-09-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363814A1 (fr) * 1976-09-07 1978-03-31 Ibm Mecanisme de commande d'un systeme optique a balayage a reduction variable de maniere continue

Also Published As

Publication number Publication date
GB1571095A (en) 1980-07-09
DE2654250C2 (de) 1986-08-21
FR2334129B1 (enExample) 1982-09-24
CA1105072A (en) 1981-07-14
DE2654250A1 (de) 1977-06-08

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