JPS5934514A - 結像光学装置 - Google Patents

結像光学装置

Info

Publication number
JPS5934514A
JPS5934514A JP57145978A JP14597882A JPS5934514A JP S5934514 A JPS5934514 A JP S5934514A JP 57145978 A JP57145978 A JP 57145978A JP 14597882 A JP14597882 A JP 14597882A JP S5934514 A JPS5934514 A JP S5934514A
Authority
JP
Japan
Prior art keywords
slit
lens
light
reflecting means
irregularity
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
JP57145978A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6261925B2 (https=
Inventor
Toshiyuki Iguchi
敏之 井口
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 JP57145978A priority Critical patent/JPS5934514A/ja
Priority to DE19833330377 priority patent/DE3330377A1/de
Publication of JPS5934514A publication Critical patent/JPS5934514A/ja
Priority to US06/764,794 priority patent/US4679902A/en
Publication of JPS6261925B2 publication Critical patent/JPS6261925B2/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
    • 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
    • G03B27/528—Projection optics for slit exposure in which the projection optics remain stationary

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Lenses (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Facsimile Scanning Arrangements (AREA)
JP57145978A 1982-08-23 1982-08-23 結像光学装置 Granted JPS5934514A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP57145978A JPS5934514A (ja) 1982-08-23 1982-08-23 結像光学装置
DE19833330377 DE3330377A1 (de) 1982-08-23 1983-08-23 Optische bilderzeugungseinrichtung
US06/764,794 US4679902A (en) 1982-08-23 1985-08-12 Image forming optical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57145978A JPS5934514A (ja) 1982-08-23 1982-08-23 結像光学装置

Publications (2)

Publication Number Publication Date
JPS5934514A true JPS5934514A (ja) 1984-02-24
JPS6261925B2 JPS6261925B2 (https=) 1987-12-24

Family

ID=15397364

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57145978A Granted JPS5934514A (ja) 1982-08-23 1982-08-23 結像光学装置

Country Status (3)

Country Link
US (1) US4679902A (https=)
JP (1) JPS5934514A (https=)
DE (1) DE3330377A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5907438A (en) * 1996-01-30 1999-05-25 Ricoh Company, Ltd. Imaging device
US6177667B1 (en) * 1997-10-03 2001-01-23 Ricoh Company, Ltd. Imaging device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3183767A (en) * 1961-08-30 1965-05-18 Dietzgen Co Eugene Photographic reproduction machines
DE1203115B (de) * 1964-11-20 1965-10-14 Agfa Gevaert Ag Belichtungsanordnung fuer Kopiergeraete
US3584952A (en) * 1967-11-17 1971-06-15 Xerox Corp Lens strip optical scanning system
DE2948348A1 (de) * 1978-12-01 1980-06-04 Canon Kk Projektionseinrichtung
DE3106539C2 (de) * 1980-02-22 1994-09-01 Ricoh Kk Rasterobjektiv

Also Published As

Publication number Publication date
US4679902A (en) 1987-07-14
JPS6261925B2 (https=) 1987-12-24
DE3330377A1 (de) 1984-02-23

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