FR1265479A - Appareil d'agrandissement avec dispositif de mesure de la lumination - Google Patents

Appareil d'agrandissement avec dispositif de mesure de la lumination

Info

Publication number
FR1265479A
FR1265479A FR830989A FR830989A FR1265479A FR 1265479 A FR1265479 A FR 1265479A FR 830989 A FR830989 A FR 830989A FR 830989 A FR830989 A FR 830989A FR 1265479 A FR1265479 A FR 1265479A
Authority
FR
France
Prior art keywords
lumination
magnifier
measuring device
measuring
lumination measuring
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
FR830989A
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
Application granted granted Critical
Publication of FR1265479A publication Critical patent/FR1265479A/fr
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)
FR830989A 1959-06-24 1960-06-24 Appareil d'agrandissement avec dispositif de mesure de la lumination Expired FR1265479A (fr)

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
FR1265479A true FR1265479A (fr) 1961-06-30

Family

ID=6927762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR830989A Expired FR1265479A (fr) 1959-06-24 1960-06-24 Appareil d'agrandissement avec dispositif de mesure de la lumination

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
GB944702A (en) 1963-12-18

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