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
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)
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)
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 |
-
1976
- 1976-04-02 FR FR7609669A patent/FR2346737A1/en active Granted
-
1977
- 1977-03-29 DE DE19772713910 patent/DE2713910A1/en active Pending
- 1977-04-01 GB GB1392177A patent/GB1574249A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2713910A1 (en) | 1977-10-20 |
FR2346737A1 (en) | 1977-10-28 |
GB1574249A (en) | 1980-09-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |