GB1512838A - Photographic copying - Google Patents

Photographic copying

Info

Publication number
GB1512838A
GB1512838A GB27554/75A GB2755475A GB1512838A GB 1512838 A GB1512838 A GB 1512838A GB 27554/75 A GB27554/75 A GB 27554/75A GB 2755475 A GB2755475 A GB 2755475A GB 1512838 A GB1512838 A GB 1512838A
Authority
GB
United Kingdom
Prior art keywords
lens
support
board
signal
glass plate
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.)
Expired
Application number
GB27554/75A
Other languages
English (en)
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 Production Printing Holding BV
Original Assignee
Oce Van der Grinten NV
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 Oce Van der Grinten NV filed Critical Oce Van der Grinten NV
Publication of GB1512838A publication Critical patent/GB1512838A/en
Expired 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
    • G03B27/34—Means for automatic focusing therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lens Barrels (AREA)
  • Projection-Type Copiers In General (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
GB27554/75A 1974-06-28 1975-06-30 Photographic copying Expired GB1512838A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7408750A NL7408750A (nl) 1974-06-28 1974-06-28 Reproduktiecamera.

Publications (1)

Publication Number Publication Date
GB1512838A true GB1512838A (en) 1978-06-01

Family

ID=19821650

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27554/75A Expired GB1512838A (en) 1974-06-28 1975-06-30 Photographic copying

Country Status (7)

Country Link
US (1) US4021115A (enExample)
JP (1) JPS5114315A (enExample)
DE (1) DE2528816A1 (enExample)
DK (1) DK286375A (enExample)
FR (1) FR2276606A1 (enExample)
GB (1) GB1512838A (enExample)
NL (1) NL7408750A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119530A (en) * 1982-04-28 1983-11-16 Xerox Corp Variable magnification photocopying
US4505581A (en) * 1982-04-28 1985-03-19 Xerox Corporation Registration system for a photocopier
US5146276A (en) * 1978-11-09 1992-09-08 Spectrum Sciences B.V. Rotatable focusing means and variable magnification electrophotocopier

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4137782A (en) * 1977-01-29 1979-02-06 Balde Werke Gmbh & Co. Kg Apparatus for retracting and extending of a lens holder of a camera
US4250554A (en) * 1978-09-07 1981-02-10 Herbert Blum System for ordered measurement and computation
DK149352C (da) * 1979-01-11 1986-11-03 Eskofot As Fremgangsmaade til indstilling af et forstoerrelsesapparat
JPS5639565A (en) * 1979-09-10 1981-04-15 Asahi Optical Co Ltd Variable-magnification copying machine
US4270173A (en) * 1979-10-05 1981-05-26 Suttler Henry G Electronic scaler
JPS6029099B2 (ja) * 1980-02-25 1985-07-09 大日本スクリ−ン製造株式会社 投影装置の常焦点投影倍率変更方法及びその装置
EP0095201B1 (en) * 1982-05-26 1986-08-27 Helioprint A/S Reproduction camera
JPS5950433A (ja) * 1982-09-16 1984-03-23 Minolta Camera Co Ltd 引伸機の自動焦点調節装置
JPS59129650A (ja) * 1983-01-14 1984-07-26 Nippon Sheet Glass Co Ltd ガラス板の自動研磨装置
JPS59135452A (ja) * 1983-01-25 1984-08-03 Fuji Photo Film Co Ltd 複写用カメラ制御方式
JPH0610720B2 (ja) * 1983-10-12 1994-02-09 大日本スクリーン製造株式会社 写真撮影装置及び露光条件測定方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2225416A1 (de) * 1972-05-25 1973-12-06 Boeger Duplomat Apparate Kg Dr Verfahren zur einstellung einer reprokamera

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5146276A (en) * 1978-11-09 1992-09-08 Spectrum Sciences B.V. Rotatable focusing means and variable magnification electrophotocopier
GB2119530A (en) * 1982-04-28 1983-11-16 Xerox Corp Variable magnification photocopying
US4505581A (en) * 1982-04-28 1985-03-19 Xerox Corporation Registration system for a photocopier

Also Published As

Publication number Publication date
DE2528816A1 (de) 1976-01-15
JPS5114315A (enExample) 1976-02-04
US4021115A (en) 1977-05-03
NL7408750A (nl) 1975-12-30
FR2276606A1 (fr) 1976-01-23
FR2276606B1 (enExample) 1979-04-27
DK286375A (da) 1975-12-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee