JPS56164363A - Illuminating device of variable magnification copying machine - Google Patents

Illuminating device of variable magnification copying machine

Info

Publication number
JPS56164363A
JPS56164363A JP6857280A JP6857280A JPS56164363A JP S56164363 A JPS56164363 A JP S56164363A JP 6857280 A JP6857280 A JP 6857280A JP 6857280 A JP6857280 A JP 6857280A JP S56164363 A JPS56164363 A JP S56164363A
Authority
JP
Japan
Prior art keywords
lamps
magnification
end part
interval
illuminating device
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
JP6857280A
Other languages
English (en)
Inventor
Mitsuki Sagane
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 JP6857280A priority Critical patent/JPS56164363A/ja
Publication of JPS56164363A publication Critical patent/JPS56164363A/ja
Pending 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
    • G03B27/54—Lamp housings; Illuminating means
    • G03B27/542—Lamp housings; Illuminating means for copying cameras, reflex exposure lighting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
JP6857280A 1980-05-23 1980-05-23 Illuminating device of variable magnification copying machine Pending JPS56164363A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6857280A JPS56164363A (en) 1980-05-23 1980-05-23 Illuminating device of variable magnification copying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6857280A JPS56164363A (en) 1980-05-23 1980-05-23 Illuminating device of variable magnification copying machine

Publications (1)

Publication Number Publication Date
JPS56164363A true JPS56164363A (en) 1981-12-17

Family

ID=13377610

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6857280A Pending JPS56164363A (en) 1980-05-23 1980-05-23 Illuminating device of variable magnification copying machine

Country Status (1)

Country Link
JP (1) JPS56164363A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62200370A (ja) * 1986-02-28 1987-09-04 Ricoh Co Ltd カラー複写機の照明装置
US4924260A (en) * 1987-06-23 1990-05-08 Polaroid Corporation Exposure system of image forming apparatus
WO1993013455A1 (en) * 1987-06-23 1993-07-08 Kenichi Shimizu Exposure device of image formation apparatus
WO1993013456A1 (en) * 1987-06-23 1993-07-08 Kenichi Shimizu Exposure device of image formation apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62200370A (ja) * 1986-02-28 1987-09-04 Ricoh Co Ltd カラー複写機の照明装置
US4924260A (en) * 1987-06-23 1990-05-08 Polaroid Corporation Exposure system of image forming apparatus
WO1993013455A1 (en) * 1987-06-23 1993-07-08 Kenichi Shimizu Exposure device of image formation apparatus
WO1993013456A1 (en) * 1987-06-23 1993-07-08 Kenichi Shimizu Exposure device of image formation apparatus

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