GB944702A - Photographic enlarger with exposure measuring device - Google Patents

Photographic enlarger with exposure measuring device

Info

Publication number
GB944702A
GB944702A GB2209060A GB2209060A GB944702A GB 944702 A GB944702 A GB 944702A GB 2209060 A GB2209060 A GB 2209060A GB 2209060 A GB2209060 A GB 2209060A GB 944702 A GB944702 A GB 944702A
Authority
GB
United Kingdom
Prior art keywords
unit
mirror
image
semi
screen
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
GB2209060A
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.)
Agfa Gevaert NV
Original Assignee
Agfa 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 AG filed Critical Agfa AG
Publication of GB944702A publication Critical patent/GB944702A/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
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • 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
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • G03B27/722—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus when the reproduction scale is changed

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Lenses (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB2209060A 1959-06-24 1960-06-23 Photographic enlarger with exposure measuring device Expired GB944702A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA32317A DE1111004B (de) 1959-06-24 1959-06-24 Vergroesserungsgeraet mit Belichtungsmessvorrichtung

Publications (1)

Publication Number Publication Date
GB944702A true GB944702A (en) 1963-12-18

Family

ID=6927762

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2209060A Expired GB944702A (en) 1959-06-24 1960-06-23 Photographic enlarger with exposure measuring device

Country Status (3)

Country Link
DE (1) DE1111004B (fr)
FR (1) FR1265479A (fr)
GB (1) GB944702A (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764060A (en) * 1952-09-23 1956-09-25 Du Pont Photographic printing exposure control

Also Published As

Publication number Publication date
DE1111004B (de) 1961-07-13
FR1265479A (fr) 1961-06-30

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