HK69780A - Improvements in and relating to optical copying apparatus - Google Patents

Improvements in and relating to optical copying apparatus

Info

Publication number
HK69780A
HK69780A HK697/80A HK69780A HK69780A HK 69780 A HK69780 A HK 69780A HK 697/80 A HK697/80 A HK 697/80A HK 69780 A HK69780 A HK 69780A HK 69780 A HK69780 A HK 69780A
Authority
HK
Hong Kong
Prior art keywords
relating
copying apparatus
optical copying
optical
copying
Prior art date
Application number
HK697/80A
Other languages
English (en)
Original Assignee
Agfa Gevaert Ag
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 Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of HK69780A publication Critical patent/HK69780A/xx

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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
HK697/80A 1975-11-28 1980-12-11 Improvements in and relating to optical copying apparatus HK69780A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752553666 DE2553666A1 (de) 1975-11-28 1975-11-28 Optisches kopiergeraet

Publications (1)

Publication Number Publication Date
HK69780A true HK69780A (en) 1980-12-19

Family

ID=5962982

Family Applications (1)

Application Number Title Priority Date Filing Date
HK697/80A HK69780A (en) 1975-11-28 1980-12-11 Improvements in and relating to optical copying apparatus

Country Status (9)

Country Link
US (1) US4090788A (US07816562-20101019-C00012.png)
JP (1) JPS5267320A (US07816562-20101019-C00012.png)
CA (1) CA1099553A (US07816562-20101019-C00012.png)
CH (1) CH611050A5 (US07816562-20101019-C00012.png)
DE (1) DE2553666A1 (US07816562-20101019-C00012.png)
FR (1) FR2333276A1 (US07816562-20101019-C00012.png)
GB (1) GB1567640A (US07816562-20101019-C00012.png)
HK (1) HK69780A (US07816562-20101019-C00012.png)
IT (1) IT1073841B (US07816562-20101019-C00012.png)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5418230U (US07816562-20101019-C00012.png) * 1977-07-07 1979-02-06
US4226527A (en) * 1979-08-03 1980-10-07 Xerox Corporation Anti-strobing filters
US4260249A (en) * 1979-09-17 1981-04-07 International Business Machines Two slit illumination aperture
US4305650A (en) * 1979-11-15 1981-12-15 Xerox Corporation Illumination system
US4396280A (en) * 1980-01-14 1983-08-02 Parsons James C Photographic reproportioning machine and radius attachment therefor
US4355891A (en) * 1980-03-06 1982-10-26 Xerox Corporation Reduction of lamp strobing effects in a reproducing apparatus
JPS5811936U (ja) * 1981-07-16 1983-01-25 三洋電機株式会社 電池の充電装置
US4495422A (en) * 1981-11-27 1985-01-22 Xerox Corporation Illumination control for raster input scanners
JPS5971342U (ja) * 1982-11-04 1984-05-15 シャープ株式会社 光量調整装置
JPS61193156A (ja) * 1985-02-22 1986-08-27 Oak Seisakusho:Kk 露光装置と露光操作方法
US4881091A (en) * 1989-03-06 1989-11-14 Polaroid Corporation Data card illumination arrangement
US4939544A (en) * 1989-11-01 1990-07-03 Eastman Kodak Company Mask for radiation emitting panel
JP2557267B2 (ja) * 1989-12-15 1996-11-27 株式会社トプコン 複写機の光量調整装置
US5521681A (en) * 1994-04-15 1996-05-28 Mita Industrial Co., Ltd. Image forming apparatus
US5634180A (en) * 1995-05-04 1997-05-27 Steven Bruce Michlin Method for blocking unwanted light from a photoreceptor drum
JP2004252411A (ja) * 2003-01-27 2004-09-09 Ricoh Co Ltd 画像読み取り装置及びこれに使用する円筒状ランプ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2120727A1 (de) * 1971-04-27 1972-11-09 Agfa-Gevaert Ag, 5090 Leverkusen Beleuchtungseinrichtung, insbesondere für ein Mikrofilmaufnahmegerät
GB1436899A (en) * 1973-05-23 1976-05-26 Xerox Corp Document copying apparatus
JPS5744350Y2 (US07816562-20101019-C00012.png) * 1973-11-07 1982-09-30
US3961847A (en) * 1975-03-06 1976-06-08 Xerox Corporation Arcuate screen for an electrophotographic printing machine
US3998539A (en) * 1975-03-10 1976-12-21 Xerox Corporation Illumination system

Also Published As

Publication number Publication date
CH611050A5 (US07816562-20101019-C00012.png) 1979-05-15
GB1567640A (en) 1980-05-21
US4090788A (en) 1978-05-23
JPS5267320A (en) 1977-06-03
IT1073841B (it) 1985-04-17
DE2553666A1 (de) 1977-06-08
FR2333276B1 (US07816562-20101019-C00012.png) 1980-08-22
FR2333276A1 (fr) 1977-06-24
CA1099553A (en) 1981-04-21
JPS563537B2 (US07816562-20101019-C00012.png) 1981-01-26

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