DE2315834A1 - Verfahren und vorrichtung zum erzeugen einer positiven farbbildwiedergabe von einem farbnegativ - Google Patents
Verfahren und vorrichtung zum erzeugen einer positiven farbbildwiedergabe von einem farbnegativInfo
- Publication number
- DE2315834A1 DE2315834A1 DE2315834A DE2315834A DE2315834A1 DE 2315834 A1 DE2315834 A1 DE 2315834A1 DE 2315834 A DE2315834 A DE 2315834A DE 2315834 A DE2315834 A DE 2315834A DE 2315834 A1 DE2315834 A1 DE 2315834A1
- Authority
- DE
- Germany
- Prior art keywords
- color
- light
- negative
- image
- electro
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 28
- 239000004973 liquid crystal related substance Substances 0.000 claims description 35
- 238000000926 separation method Methods 0.000 claims description 35
- 230000033458 reproduction Effects 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 17
- 239000003086 colorant Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 8
- 230000003595 spectral effect Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims description 4
- 238000012217 deletion Methods 0.000 claims description 2
- 230000037430 deletion Effects 0.000 claims description 2
- 230000000284 resting effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 13
- 230000005684 electric field Effects 0.000 description 6
- 238000009877 rendering Methods 0.000 description 6
- 230000003098 cholesteric effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000000149 argon plasma sintering Methods 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004988 Nematic liquid crystal Substances 0.000 description 2
- 241000244206 Nematoda Species 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005693 optoelectronics Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010034972 Photosensitivity reaction Diseases 0.000 description 1
- 239000004990 Smectic liquid crystal Substances 0.000 description 1
- 230000009102 absorption Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000036211 photosensitivity Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
- H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
-
- 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
- G02F1/13—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 based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
-
- 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
-
- 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)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Liquid Crystal (AREA)
- Projection-Type Copiers In General (AREA)
- Control Of Exposure In Printing And Copying (AREA)
- Storing Facsimile Image Data (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23906172A | 1972-03-29 | 1972-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2315834A1 true DE2315834A1 (de) | 1973-10-11 |
Family
ID=22900416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2315834A Pending DE2315834A1 (de) | 1972-03-29 | 1973-03-29 | Verfahren und vorrichtung zum erzeugen einer positiven farbbildwiedergabe von einem farbnegativ |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3761172A (enExample) |
| JP (1) | JPS4910037A (enExample) |
| DE (1) | DE2315834A1 (enExample) |
| FR (1) | FR2178609A5 (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150396A (en) * | 1974-09-06 | 1979-04-17 | Thomson-Csf | Erasable thermo-optic storage display of a transmitted color image |
| US4076414A (en) * | 1975-02-18 | 1978-02-28 | Tulbert David J | Motion picture printing apparatus |
| US4080058A (en) * | 1975-06-30 | 1978-03-21 | Xerox Corporation | Apparatus for automatic control of an intermediate image storage device in an electrostatographic processing machine |
| DE2820965A1 (de) * | 1978-05-12 | 1979-11-15 | Agfa Gevaert Ag | Fotografisches kopiergeraet |
| JPS56145880A (en) * | 1980-04-11 | 1981-11-12 | Shigeru Kogyo Kk | Barber's scissors |
| US4831452A (en) * | 1986-12-30 | 1989-05-16 | Victor Company Of Japan Ltd. | Image pickup device having a photoconductive optical modulator element |
| US5255029A (en) * | 1987-04-30 | 1993-10-19 | Nview Corporation | Liquid crystal display for projection systems |
| US5227821A (en) * | 1987-04-30 | 1993-07-13 | Nview Corporation | Liquid crystal display for projection systems |
| US4933754A (en) * | 1987-11-03 | 1990-06-12 | Ciba-Geigy Corporation | Method and apparatus for producing modified photographic prints |
| US5235437A (en) * | 1989-12-18 | 1993-08-10 | Sharp Kabushiki Kaisha | Analog/digital image processor apparatus with liquid crystal light modulator |
| US5122831A (en) * | 1990-06-25 | 1992-06-16 | Fuji Photo Film Co., Ltd. | Photographic printer |
| JPH04200070A (ja) * | 1990-11-29 | 1992-07-21 | Sharp Corp | 画像形成方法 |
| US5317345A (en) * | 1990-11-29 | 1994-05-31 | Sharp Kabushiki Kaisha | Image formation apparatus having erasing means responsive to operation status |
| US5184175A (en) * | 1991-06-21 | 1993-02-02 | Eastman Kodak Company | System and method for reproducing an image |
| US5122769A (en) * | 1991-06-21 | 1992-06-16 | Eastman Kodak Company | System and method for reproducing an image |
| KR0125454B1 (ko) * | 1992-02-03 | 1997-12-26 | 쯔지 하루오 | 광투과율 조정 장치 |
| JPH07294865A (ja) * | 1994-04-21 | 1995-11-10 | Seiko Instr Inc | 画像出力装置 |
| JP2727158B2 (ja) * | 1994-05-31 | 1998-03-11 | コニカ株式会社 | 写真焼付装置 |
| JP2659685B2 (ja) * | 1994-06-17 | 1997-09-30 | 株式会社ナルト | はさみ |
| US6762785B2 (en) | 2002-02-26 | 2004-07-13 | Eastman Kodak Company | Four color film writer |
| US8893716B2 (en) * | 2009-10-20 | 2014-11-25 | Mercury Enterprises, Inc. | Disposable breathing assistance device with manometer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3085469A (en) * | 1959-10-12 | 1963-04-16 | Ncr Co | Optical information-processing apparatus and method |
| US3666881A (en) * | 1970-12-28 | 1972-05-30 | Richard J Stein | Electro-optical display device employing liquid crystals |
-
1972
- 1972-03-29 US US00239061A patent/US3761172A/en not_active Expired - Lifetime
-
1973
- 1973-03-20 FR FR7309825A patent/FR2178609A5/fr not_active Expired
- 1973-03-29 DE DE2315834A patent/DE2315834A1/de active Pending
- 1973-03-29 JP JP48035171A patent/JPS4910037A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2178609A5 (enExample) | 1973-11-09 |
| US3761172A (en) | 1973-09-25 |
| JPS4910037A (enExample) | 1974-01-29 |
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