FR2467078A1 - Dispositif a laser pour la fabrication des formes d'impression - Google Patents
Dispositif a laser pour la fabrication des formes d'impression Download PDFInfo
- Publication number
- FR2467078A1 FR2467078A1 FR7925347A FR7925347A FR2467078A1 FR 2467078 A1 FR2467078 A1 FR 2467078A1 FR 7925347 A FR7925347 A FR 7925347A FR 7925347 A FR7925347 A FR 7925347A FR 2467078 A1 FR2467078 A1 FR 2467078A1
- Authority
- FR
- France
- Prior art keywords
- laser
- output
- optical
- input
- laser beam
- 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.)
- Granted
Links
- 238000007639 printing Methods 0.000 title claims abstract description 64
- 230000001360 synchronised effect Effects 0.000 claims abstract description 20
- 230000003287 optical effect Effects 0.000 claims description 57
- 230000005855 radiation Effects 0.000 claims description 38
- 238000004519 manufacturing process Methods 0.000 claims description 37
- 239000000463 material Substances 0.000 claims description 25
- 238000012216 screening Methods 0.000 claims description 19
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 20
- 230000005693 optoelectronics Effects 0.000 abstract 1
- 230000001850 reproductive effect Effects 0.000 abstract 1
- 238000009432 framing Methods 0.000 description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 238000007645 offset printing Methods 0.000 description 10
- 230000010363 phase shift Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000010287 polarization Effects 0.000 description 7
- 239000004033 plastic Substances 0.000 description 6
- 229910052786 argon Inorganic materials 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 229920004936 Lavsan® Polymers 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 2
- 238000007644 letterpress printing Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical group Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 230000003442 weekly effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
- H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
- H04N1/4058—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern with details for producing a halftone screen at an oblique angle
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7925347A FR2467078A1 (fr) | 1979-10-11 | 1979-10-11 | Dispositif a laser pour la fabrication des formes d'impression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7925347A FR2467078A1 (fr) | 1979-10-11 | 1979-10-11 | Dispositif a laser pour la fabrication des formes d'impression |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2467078A1 true FR2467078A1 (fr) | 1981-04-17 |
| FR2467078B1 FR2467078B1 (enExample) | 1981-11-06 |
Family
ID=9230586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7925347A Granted FR2467078A1 (fr) | 1979-10-11 | 1979-10-11 | Dispositif a laser pour la fabrication des formes d'impression |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2467078A1 (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1605174A (enExample) * | 1967-03-22 | 1973-04-16 | ||
| FR2187139A5 (enExample) * | 1972-06-02 | 1974-01-11 | Hell Rudolf Gmbh |
-
1979
- 1979-10-11 FR FR7925347A patent/FR2467078A1/fr active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1605174A (enExample) * | 1967-03-22 | 1973-04-16 | ||
| FR2187139A5 (enExample) * | 1972-06-02 | 1974-01-11 | Hell Rudolf Gmbh |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2467078B1 (enExample) | 1981-11-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |