JPS57111556A - Image forming device - Google Patents

Image forming device

Info

Publication number
JPS57111556A
JPS57111556A JP55186523A JP18652380A JPS57111556A JP S57111556 A JPS57111556 A JP S57111556A JP 55186523 A JP55186523 A JP 55186523A JP 18652380 A JP18652380 A JP 18652380A JP S57111556 A JPS57111556 A JP S57111556A
Authority
JP
Japan
Prior art keywords
optical system
optical
home position
switch
light
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
JP55186523A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0253785B2 (enrdf_load_stackoverflow
Inventor
Yoshiaki Takayanagi
Masahito Ishida
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 JP55186523A priority Critical patent/JPS57111556A/ja
Priority to DE3153766A priority patent/DE3153766C2/de
Priority to DE19813151634 priority patent/DE3151634A1/de
Priority to GB8139017A priority patent/GB2093219B/en
Publication of JPS57111556A publication Critical patent/JPS57111556A/ja
Priority to US06/800,611 priority patent/US4758860A/en
Publication of JPH0253785B2 publication Critical patent/JPH0253785B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/522—Projection optics
    • G03B27/525—Projection optics for slit exposure
    • G03B27/526—Projection optics for slit exposure in which the projection optics move

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Paper Feeding For Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP55186523A 1980-12-27 1980-12-27 Image forming device Granted JPS57111556A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP55186523A JPS57111556A (en) 1980-12-27 1980-12-27 Image forming device
DE3153766A DE3153766C2 (de) 1980-12-27 1981-12-28 Steuerungsverfahren für ein Bilderzeugungsgerät
DE19813151634 DE3151634A1 (de) 1980-12-27 1981-12-28 "bilderzeugungsgeraet"
GB8139017A GB2093219B (en) 1980-12-27 1981-12-30 Image forming apparatus
US06/800,611 US4758860A (en) 1980-12-27 1985-02-04 Image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55186523A JPS57111556A (en) 1980-12-27 1980-12-27 Image forming device

Publications (2)

Publication Number Publication Date
JPS57111556A true JPS57111556A (en) 1982-07-12
JPH0253785B2 JPH0253785B2 (enrdf_load_stackoverflow) 1990-11-19

Family

ID=16189979

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55186523A Granted JPS57111556A (en) 1980-12-27 1980-12-27 Image forming device

Country Status (1)

Country Link
JP (1) JPS57111556A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6250624B1 (en) * 1996-03-04 2001-06-26 Copyer Co., Ltd. Extension guide apparatus
US6365308B1 (en) 1992-12-21 2002-04-02 Canon Kabushiki Kaisha Light receiving member for electrophotography

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5062041A (enrdf_load_stackoverflow) * 1973-10-01 1975-05-27
JPS5562467A (en) * 1978-11-02 1980-05-10 Canon Inc Copy control device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5062041A (enrdf_load_stackoverflow) * 1973-10-01 1975-05-27
JPS5562467A (en) * 1978-11-02 1980-05-10 Canon Inc Copy control device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6365308B1 (en) 1992-12-21 2002-04-02 Canon Kabushiki Kaisha Light receiving member for electrophotography
US6250624B1 (en) * 1996-03-04 2001-06-26 Copyer Co., Ltd. Extension guide apparatus

Also Published As

Publication number Publication date
JPH0253785B2 (enrdf_load_stackoverflow) 1990-11-19

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