FR2346737B1 - - Google Patents

Info

Publication number
FR2346737B1
FR2346737B1 FR7609669A FR7609669A FR2346737B1 FR 2346737 B1 FR2346737 B1 FR 2346737B1 FR 7609669 A FR7609669 A FR 7609669A FR 7609669 A FR7609669 A FR 7609669A FR 2346737 B1 FR2346737 B1 FR 2346737B1
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
FR7609669A
Other languages
French (fr)
Other versions
FR2346737A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7609669A priority Critical patent/FR2346737A1/en
Priority to DE19772713910 priority patent/DE2713910A1/en
Priority to GB1392177A priority patent/GB1574249A/en
Publication of FR2346737A1 publication Critical patent/FR2346737A1/en
Application granted granted Critical
Publication of FR2346737B1 publication Critical patent/FR2346737B1/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
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/54—Lamp housings; Illuminating means
    • G03B27/545—Lamp housings; Illuminating means for enlargers
    • G03B27/547—Lamp housings; Illuminating means for enlargers colour mixing heads
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/23—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  for the control of the colour
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/20—Advertising or display means not otherwise provided for using special optical effects with colour-mixing effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Projection-Type Copiers In General (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
FR7609669A 1976-04-02 1976-04-02 DEVICE FOR ADDITIVE COLOR SYNTHESIS Granted FR2346737A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7609669A FR2346737A1 (en) 1976-04-02 1976-04-02 DEVICE FOR ADDITIVE COLOR SYNTHESIS
DE19772713910 DE2713910A1 (en) 1976-04-02 1977-03-29 DEVICE FOR ADDITIVE COLOR SYNTHESIS
GB1392177A GB1574249A (en) 1976-04-02 1977-04-01 Additive colour-synthesis apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7609669A FR2346737A1 (en) 1976-04-02 1976-04-02 DEVICE FOR ADDITIVE COLOR SYNTHESIS

Publications (2)

Publication Number Publication Date
FR2346737A1 FR2346737A1 (en) 1977-10-28
FR2346737B1 true FR2346737B1 (en) 1981-09-25

Family

ID=9171327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7609669A Granted FR2346737A1 (en) 1976-04-02 1976-04-02 DEVICE FOR ADDITIVE COLOR SYNTHESIS

Country Status (3)

Country Link
DE (1) DE2713910A1 (en)
FR (1) FR2346737A1 (en)
GB (1) GB1574249A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229095A (en) * 1979-01-29 1980-10-21 Eastman Kodak Company Electro-optical color imaging apparatus
JPH0792619B2 (en) * 1986-02-28 1995-10-09 株式会社リコー Lighting equipment for color copiers

Also Published As

Publication number Publication date
DE2713910A1 (en) 1977-10-20
FR2346737A1 (en) 1977-10-28
GB1574249A (en) 1980-09-03

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Legal Events

Date Code Title Description
ST Notification of lapse