FR2492996B1 - - Google Patents

Info

Publication number
FR2492996B1
FR2492996B1 FR8119902A FR8119902A FR2492996B1 FR 2492996 B1 FR2492996 B1 FR 2492996B1 FR 8119902 A FR8119902 A FR 8119902A FR 8119902 A FR8119902 A FR 8119902A FR 2492996 B1 FR2492996 B1 FR 2492996B1
Authority
FR
France
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
FR8119902A
Other languages
French (fr)
Other versions
FR2492996A1 (fr
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.)
Dainippon Screen Manufacturing Co Ltd
Original Assignee
Dainippon Screen Manufacturing 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 Dainippon Screen Manufacturing Co Ltd filed Critical Dainippon Screen Manufacturing Co Ltd
Publication of FR2492996A1 publication Critical patent/FR2492996A1/fr
Application granted granted Critical
Publication of FR2492996B1 publication Critical patent/FR2492996B1/fr
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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms
    • 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
    • G03B27/323—Copying cameras

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Diaphragms For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
FR8119902A 1980-10-25 1981-10-23 Dispositif de reglage d'ouverture pour appareil photographique d'agrandissement Granted FR2492996A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15000380A JPS5773726A (en) 1980-10-25 1980-10-25 Lens diaphragm adjuster

Publications (2)

Publication Number Publication Date
FR2492996A1 FR2492996A1 (fr) 1982-04-30
FR2492996B1 true FR2492996B1 (enExample) 1985-05-24

Family

ID=15487337

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8119902A Granted FR2492996A1 (fr) 1980-10-25 1981-10-23 Dispositif de reglage d'ouverture pour appareil photographique d'agrandissement

Country Status (5)

Country Link
JP (1) JPS5773726A (enExample)
DE (1) DE3141868A1 (enExample)
DK (1) DK467881A (enExample)
FR (1) FR2492996A1 (enExample)
GB (1) GB2087576B (enExample)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE475020C (de) * 1929-04-17 Emil Mueller Einrichtung zur Bestimmung der Blendenoeffnung bei Rasteraufnahmen
GB831035A (en) * 1957-07-19 1960-03-23 Powers Chemco Inc Stop rationer for photoengraving camera
US3086709A (en) * 1960-02-17 1963-04-23 Simmon Brothers Inc Density control for photographic enlargers
DE1849127U (de) * 1960-10-19 1962-03-29 Jenoptik Jena Gmbh Reproduktionsobjektiv mit einer vorrichtung zur ermitttlung und einstellung der fuer rasteraufnahmen optimalen blende aus rasterweite, rasterabstand und abbildungsmassstab.
US3605599A (en) * 1968-07-31 1971-09-20 Carl Ort Camera having lens aperture setting device
JPS5057433A (enExample) * 1973-09-20 1975-05-19
DE2642975C2 (de) * 1976-09-24 1978-09-07 Gossen Gmbh, 8520 Erlangen Vorrichtung zur Ermittlung der die korrekte Belichtung eines Films bei der Aufnahme eines Objekts gewährleistenden Belichtungsparameterwerte

Also Published As

Publication number Publication date
GB2087576B (en) 1984-09-19
FR2492996A1 (fr) 1982-04-30
DE3141868A1 (de) 1982-05-27
DK467881A (da) 1982-04-26
GB2087576A (en) 1982-05-26
JPS5773726A (en) 1982-05-08

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Legal Events

Date Code Title Description
ST Notification of lapse