FR1566063A - - Google Patents

Info

Publication number
FR1566063A
FR1566063A FR1566063DA FR1566063A FR 1566063 A FR1566063 A FR 1566063A FR 1566063D A FR1566063D A FR 1566063DA FR 1566063 A FR1566063 A FR 1566063A
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
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 filed Critical
Application granted granted Critical
Publication of FR1566063A publication Critical patent/FR1566063A/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
    • G03B27/73—Controlling exposure by variation of spectral composition, e.g. multicolor printers
    • G03B27/735—Controlling exposure by variation of spectral composition, e.g. multicolor printers in dependence upon automatic analysis of the original

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Projection-Type Copiers In General (AREA)
FR1566063D 1967-05-26 1968-05-24 Expired FR1566063A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64153267A 1967-05-26 1967-05-26

Publications (1)

Publication Number Publication Date
FR1566063A true FR1566063A (fr) 1969-05-02

Family

ID=24572783

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1566063D Expired FR1566063A (fr) 1967-05-26 1968-05-24

Country Status (6)

Country Link
US (1) US3502409A (fr)
AT (1) AT289542B (fr)
CH (1) CH493002A (fr)
DE (1) DE1772472B1 (fr)
FR (1) FR1566063A (fr)
GB (1) GB1218838A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818216A (en) * 1973-03-14 1974-06-18 P Larraburu Manually operated lamphouse
US3901592A (en) * 1973-10-15 1975-08-26 Minnesota Mining & Mfg Color printing apparatus
US4017178A (en) * 1975-03-14 1977-04-12 Psc Technology, Inc. Apparatus for detecting a malfunction in a color connecting light valve of a film printer
US4005934A (en) * 1975-03-14 1977-02-01 Psc Technology Inc. Apparatus for executing light control operations in a bidirectional film printer
US4045136A (en) * 1975-08-15 1977-08-30 Bell & Howell Company Control system for photographic film printers
US4488807A (en) * 1982-07-23 1984-12-18 Bell & Howell Company Light valve/fader and control circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1572798A (en) * 1923-09-01 1926-02-09 Erbograph Company Light-control attachment for film-printing machines
US3107578A (en) * 1959-12-05 1963-10-22 Agfa Ag Filter-operating arrangement for a photographic printing apparatus

Also Published As

Publication number Publication date
CH493002A (fr) 1970-06-30
GB1218838A (en) 1971-01-13
US3502409A (en) 1970-03-24
DE1772472B1 (de) 1970-09-24
AT289542B (de) 1971-04-26

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Legal Events

Date Code Title Description
ST Notification of lapse