WO1980002819A1 - Laser device for manufacturing printing plates - Google Patents

Laser device for manufacturing printing plates Download PDF

Info

Publication number
WO1980002819A1
WO1980002819A1 PCT/SU1979/000039 SU7900039W WO8002819A1 WO 1980002819 A1 WO1980002819 A1 WO 1980002819A1 SU 7900039 W SU7900039 W SU 7900039W WO 8002819 A1 WO8002819 A1 WO 8002819A1
Authority
WO
WIPO (PCT)
Prior art keywords
laser
maτeρiala
κοτοροgο
ορiginala
ποdsοedinen
Prior art date
Application number
PCT/SU1979/000039
Other languages
English (en)
French (fr)
Russian (ru)
Inventor
G Machulka
A Uladinov
N Bolshakov
V Goncharov
V Barmotin
Original Assignee
G Machulka
A Uladinov
N Bolshakov
V Goncharov
V Barmotin
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 G Machulka, A Uladinov, N Bolshakov, V Goncharov, V Barmotin filed Critical G Machulka
Priority to GB8103874A priority Critical patent/GB2067048B/en
Priority to JP50133979A priority patent/JPS56500683A/ja
Priority to PCT/SU1979/000039 priority patent/WO1980002819A1/ru
Priority to DE19792953706 priority patent/DE2953706C2/de
Publication of WO1980002819A1 publication Critical patent/WO1980002819A1/ru

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/405Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055Halftoning, 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
    • H04N1/4058Halftoning, 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

Definitions

  • the well-known complex contains two autonomous lasers
  • An injured exit from the laser beam which carries information as a result of the process, is optimized for acceleration, amplifies and is used for the modulation of radiation.
  • S ⁇ usi ⁇ vanny beam a ⁇ - g ⁇ n ⁇ v ⁇ g ⁇ laze ⁇ a m ⁇ schn ⁇ s ⁇ yu ⁇ 5 ⁇ is ⁇ a ⁇ yae ⁇ me ⁇ alliches ⁇ e ⁇ y ⁇ ie ⁇ mn ⁇ y ⁇ las ⁇ iny in ⁇ belysh ⁇ mes ⁇ a ⁇ and ⁇ s ⁇ av- lyae ⁇ me ⁇ alliches ⁇ y sl ⁇ y in d ⁇ ugi ⁇ mes ⁇ a ⁇ , ⁇ b ⁇ azuya me ⁇ al- liches ⁇ ie ⁇ echa ⁇ nye elemen ⁇ y, ⁇ susches ⁇ vlyaya ⁇ a ⁇ shl ⁇ b ⁇ az ⁇ m
  • a sensible film after laser and pho- tochemical processing becomes a well-defined film.
  • This process -5- structure of a commercial building - a straight structure.
  • the construction site must have a convenient location for the construction elements.
  • Random impulses are generated by the output of impulses, counting the results of the quick processes applied to the cylinder from the bottom.
  • a simple readout of the original image is an optical readout that is receiving an analogue signal, the magnitude of the transmitter is
  • the sequence of pulses and the analog signal are sent to the electronic circuit.
  • Fast pulses are emitted to the processor, converting to pulsed pulses, produced by the pulsing, are pulsed ⁇ nal ⁇ g ⁇ vy signal ⁇ s ⁇ u ⁇ ae ⁇ on ⁇ e ⁇ with ⁇ m ⁇ schyu ⁇ g ⁇ ⁇ n ⁇ e ⁇ b ⁇ azue ⁇ sya for is ⁇ avleniya de ⁇ e ⁇ n ⁇ s ⁇ i ⁇ iginala and ⁇ bes ⁇ echeniya ⁇ e ⁇ edachi ⁇ a ⁇ g ⁇ s ⁇ che ⁇ aniya tsve ⁇ v ⁇ i ⁇ g ⁇ a ⁇ s ⁇ y ⁇ as ⁇ i, ⁇ e ⁇ iblizha- e ⁇ ⁇ lig ⁇ a ⁇ iches ⁇ uyu ⁇ e ⁇ edachu tsve ⁇ ny ⁇ iz ⁇ b ⁇ azheny ⁇ es ⁇ e- s ⁇ venn ⁇ y.
  • an analog signal is received, it is
  • Bundles of amplified pulses from the output of these amplifiers are fed to electronic inputs of optical moduli that control the intensity of the laser channels.
  • This system includes an argon laser. It works at a wavelength of about 0.5 microns, at a faster film it strengthens a greater sensitivity. For light exposure and a linear speed of scanning, only a small amount of laser light is available per second, except for a small amount of light. Therefore, the normal operation of a well-known notch ⁇ nogokanalnoe laser device is ensured by the use of a small laser power supply.
  • a simple laser beam is aimed at the investigative instruments of the optical processing elements, with the help of which it is directly coupled to the receiver.
  • Argon or helium-neon lasers used in well-known devices have a small SFA. Most of the opportunities are turned off when you use CJ ⁇ - lasers, the values of the PDA are 100 times larger.
  • the well-known handheld components of CJ ⁇ are lasers and heavy-duty lasers, and the soldered SJ ⁇ lasers have low reliability due to the lack of DISCLOSURE OF INVENTION
  • FIG. 2 illustrates a functional laser device for the manufacture of printable media, as agreed upon;
  • FIG. 3 illustrates a schematic design of a laser, in which case a soldered C ⁇ laser is used, as agreed on by the invention;
  • Fig. 4 illustrates temporal diagrams explaining the formation of a plant, according to invention 20, Fig. 5 consumes a "real condition"
  • a laser-implemented device for the manufacture of print technology is commercially available in gaig. ⁇ réelle.
  • Writing I and writing 2 ⁇ or ct ⁇ a- ⁇ ⁇ ⁇ -12- it is possible to operate, for example, to the mounted cars 3, and the illumination 4 is adjusted to the same scale as the 5.
  • the machine received from the manual I and the accessory 2 where there is a large amount of these materials, as a result, a short-circuit is produced - an outage is in fact an outperformance; They are glued on
  • the laser device even after the manufacture of the print media, contains a system for synchronous scanning of the model - the original and the media that is plugging in the electric
  • the working cylinders II and 12 are installed on the shaft 10.
  • the mock-up is attached - original 13 and the rotational cylinder is attached to the cylinder.
  • the output of the optical sensor 33 is connected to input 35 of the switch 28 of the strainer.
  • the electrical circuit includes an output amplifier 36, performed, for example, at the test 37.
  • the circuit of the 37 test switch is turned on.
  • the base of the transformer 37 is connected to the output of the 28 transformer.
  • ⁇ y ⁇ d ⁇ az ⁇ sdvi- gaschey tse ⁇ ch ⁇ i 51 ⁇ ds ⁇ edinen ⁇ v ⁇ du 54 ⁇ az ⁇ v ⁇ g ⁇ ⁇ mmu ⁇ a ⁇ a 50 v ⁇ d 55 is connected to the direct output counter 48, connected at the output of 56 generators of 49 voltage transmissions.
  • a phased switch 50 is connected to the output of 57 synchro- nized generators of 20 pulsed pulses.
  • a phase-shifting chain 51 in the form of an invert.
  • Fig. 3 a schematic illustration of a laser laser 40 is provided.
  • a spherical full-range 63 and an output 64 are also included, which includes a combination of a laser
  • a laser device is provided for the manufacture of the following prints. With the help of electric 9 / Fig. 2/, only 10 are rotated with hard drive] ⁇ st ⁇
  • the signal that is transmitted to the wired channel is transmitted to the 24-channel with an adjustable voltage.
  • an adjustable voltage When choosing a voltage level, it is possible to take into account the different load on the machine - part 13: black and white
  • a useful analog signal from the output of the 24 device is input to the input 30 of the 28 output connector.
  • phase commutation 50 and -16- chain 51 is the grouping of the industrial structure of the outdoor equipment.
  • the pulse test is activated by the synchronous 5th pulse generator of the 20th pulse pulse.
  • Block 31 may also be used for custom scaling of parts of the mockup - original 13.
  • a soldered C réelle ⁇ ⁇ laser which operates at a wavelength of 10.6 ⁇ m and ensures the power of the beam of the order 30 ⁇ in a continuous mode.
  • This beam with the aid of a 43-channel is aimed at the laser module 42, which controls the intensity of the beam, and then to the optical unit 44.
  • the change in the intensity of the laser ⁇ echivae ⁇ sya ⁇ ezul ⁇ a ⁇ e changes in signal ⁇ a ⁇ ame ⁇ v ele ⁇ iche- s ⁇ g ⁇ , ⁇ dv ⁇ dim ⁇ g ⁇ ⁇ laze ⁇ n ⁇ mu m ⁇ dulya ⁇ u 42.
  • usili ⁇ elyu 36 ⁇ d ⁇ lyuchae ⁇ sya sh ⁇ i ⁇ v ⁇ y ⁇ anal and v ⁇ d usili ⁇ elya 36 ⁇ s ⁇ u ⁇ ae ⁇ anal ⁇ g ⁇ vy signal value ⁇ - ⁇ g ⁇ ⁇ tsi ⁇ nalna ⁇ iches ⁇ y in ⁇ l ⁇ n ⁇ s ⁇ i It is believed that the place of the market is the original 13.
  • a signal is amplified which, with the aid of the laser modulator 42, is intensified by the laser radiation.
  • the modulated laser beam with the aid of a 44 optical unit is mounted on the front of a 15 mm optical fiber.
  • the laser beam diameter and the displacement pitch of the optical unit 44 are chosen in such a way that they can be transmitted without distortion with a minimum width of 0.1 mm. For the transmission of such a traffic without distortion, it is necessary to write its minimum speed for the operation of cylinders 11,12. ⁇ connection with this line of recording of the printed format was selected equal to 300 l / cm
  • the quick channel is connected and to the input of the amplifier 36 is triggered the result of an increase in speed.
  • a signal is amplified that is compatible with a laser module 42
  • the built-in structure of the second-hand images is also considered a combination of lines, the recorded laser is not compatible with the device. 15 is not
  • Fig. 4 S ⁇ ema ⁇ b ⁇ az ⁇ vaniya ⁇ as ⁇ vy ⁇ elemen ⁇ v, na ⁇ ime ⁇ with linia ⁇ u ⁇ y 40 l / cm ⁇ is shown in Fig. 4.
  • the machine is equipped with a quick-disconnect switch and transmitting the transformer / fig.4 ⁇ /.
  • the required format for the loading of infringing pulses is generated at the output of 21 / Fig.2/.
  • the phase of these impulses is maintained during the duration of the recording of the direct sequence of the output elements of the entire width.
  • a selected recording line of 300 l / cm a full width of working elements with a line of 40 l / cm, it is measured at a -19- /fig. 4/, where ⁇ , R, W, ⁇ U, U - number of the cylinders II, 12 /fig.2/;
  • the product elements When transmitting black and white images, the product elements must be disposed of at a 45 ° angle.
  • phase shifting circuit 51 displaces the pulses by 180 °, and this means that the phase is shifted 51 times.
  • a standard-type device which provides more than a second-hand equipment, is equipped with an analogue signal for the installation ⁇ n ⁇ ⁇ mi ⁇ ue ⁇ sya gene ⁇ a ⁇ m 49 ⁇ u ⁇ em ⁇ sled ⁇ va ⁇ eln ⁇ g ⁇ d ⁇ - bavleniya ⁇ value ⁇ edyduschemu na ⁇ yazheniya ⁇ i ⁇ si ⁇ van- n ⁇ g ⁇ values na ⁇ yazheniya, ⁇ s ⁇ u ⁇ ascheg ⁇ s ⁇ sche ⁇ chi ⁇ a 48.
  • Laser radiation with a laser module is in this case, if this radiation is linearly emitted, laser radiation is emitted.
  • a laser device for manufacturing printable media makes it possible to disable unprofitable printing, except for printing.
  • the laser must be available in sufficient quantity.
  • the least reliable ⁇ in the modern C ⁇ ⁇ - laser is an optical element, which is used to ensure linear use of polarization.
  • ⁇ ⁇ aches ⁇ ve ⁇ a ⁇ g ⁇ element men ⁇ a is ⁇ lzue ⁇ sya ⁇ iches ⁇ i ⁇ l ⁇ vannaya ⁇ las ⁇ ina of ⁇ aS ⁇ or ⁇ S ⁇ , ⁇ as ⁇ l ⁇ zhennaya ⁇ d ugl ⁇ m B ⁇ yus ⁇ e ⁇ a - ⁇ y_ ⁇ ⁇ -22- an optical laser and a gas-discharged gas tube attached to the transducer, being at the same time a part of a vacuum gas-discharged unit.
  • the degree of radiation polarization is not shared only by the properties of the polarizing element, but
  • the laser-processed form material 15 / Fig. 2/ usually removes a little or a small part of laser radiation. Damaged light is returned in the case of an optical laser 40, which causes a loss of radiation of 40 radiation, resulting in a loss of 40
  • the proposed laser device 15 ensures the possibility of the manufacture of the printed products, which are available.
  • the written-in laser devices may be used only in the case of printing, but the P ⁇ myshlevnaya ⁇ imenim ⁇ s ⁇ Laze ⁇ n ⁇ e us ⁇ ys ⁇ v ⁇ for izg ⁇ vleniya ⁇ echa ⁇ ny ⁇ ⁇ m m ⁇ zhe ⁇ is ⁇ lz ⁇ va ⁇ sya in ⁇ lig ⁇ a ⁇ iches ⁇ m ⁇ izv ⁇ ds ⁇ ve, 25- ⁇ eda ⁇ tsi ⁇ nn ⁇ izda ⁇ els ⁇ i ⁇ ⁇ ganizatsiya ⁇ and ⁇ i ⁇ g ⁇ a ⁇ iya ⁇ for ⁇ echa ⁇ i gaze ⁇ , ⁇ nig, zhu ⁇ nal ⁇ v, ⁇ bes ⁇ echivaya vys ⁇ uyu ⁇ e ⁇ a ⁇ ivn ⁇ s ⁇ , s ⁇ abiln ⁇ s ⁇ ⁇ aches ⁇ va of minshlalnuyu ⁇ u- d ⁇ em ⁇ s ⁇ ⁇
  • the proposed laser device can be used- 30 get involved in the cost of the devices of the industrial-mediated industrial devices.
  • ⁇ aze ⁇ n ⁇ e us ⁇ ys ⁇ v ⁇ for izg ⁇ vleniya ⁇ echa ⁇ ny ⁇ ⁇ m m ⁇ zhe ⁇ is ⁇ lz ⁇ va ⁇ sya ⁇ a ⁇ zhe in ⁇ e ⁇ niches ⁇ i ⁇ vida ⁇ 35 ⁇ echa ⁇ i - ⁇ i application iz ⁇ b ⁇ azheny and nad ⁇ isey on ⁇ - G ⁇ Shshlenny ⁇ izdeliya ⁇ , na ⁇ ime ⁇ s ⁇ e ⁇ lyanny ⁇ and ⁇ a ⁇ zhe ⁇ i izg ⁇ vlenii products ⁇ i ⁇ ladn ⁇ g ⁇ is ⁇ uss ⁇ va. -24- OTHER DIGITS 0 ⁇ 03 ⁇ I -
  • Phase-shifting chain 52 Entering the phase-shifting chain 51

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Laser Beam Printer (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
PCT/SU1979/000039 1979-06-14 1979-06-14 Laser device for manufacturing printing plates WO1980002819A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB8103874A GB2067048B (en) 1979-06-14 1979-06-14 Laser device for manufacturing printing plates
JP50133979A JPS56500683A (ja) 1979-06-14 1979-06-14
PCT/SU1979/000039 WO1980002819A1 (en) 1979-06-14 1979-06-14 Laser device for manufacturing printing plates
DE19792953706 DE2953706C2 (de) 1979-06-14 1979-06-14 Lasereinrichtung zur Herstellung von Druckformen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
WOSU79/00039 1979-06-14
PCT/SU1979/000039 WO1980002819A1 (en) 1979-06-14 1979-06-14 Laser device for manufacturing printing plates

Publications (1)

Publication Number Publication Date
WO1980002819A1 true WO1980002819A1 (en) 1980-12-24

Family

ID=21616530

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/SU1979/000039 WO1980002819A1 (en) 1979-06-14 1979-06-14 Laser device for manufacturing printing plates

Country Status (4)

Country Link
JP (1) JPS56500683A (ja)
DE (1) DE2953706C2 (ja)
GB (1) GB2067048B (ja)
WO (1) WO1980002819A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3346316A1 (de) * 1982-12-27 1984-07-12 Kabushiki Kaisha Sakata Shokai, Osaka Verfahren und vorrichtung zum erzeugen von rasterbildern
RU2466442C1 (ru) * 2011-03-14 2012-11-10 Министерство образования и науки Российской Федерации Федеральное государственное образовательное учреждение высшего профессионального образования Московский государственный университет печати имени Ивана Федорова Способ формирования растрового квадрата с нерегулярным заполнением ячеек печатными элементами

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2148664B (en) * 1981-04-24 1986-03-19 Canon Kk Variable mode facsimile apparatus
DE4313111C2 (de) * 1993-04-22 1999-05-06 Roland Man Druckmasch Verfahren zur Herstellung einer druckenden Vorlage, insbesondere einer Druckform einer Druckmaschine
DE10013264B4 (de) * 1999-04-27 2008-02-28 Hell Gravure Systems Gmbh & Co. Kg Verfahren zur Gravur von Druckzylindern

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496483A (en) * 1964-02-28 1970-02-17 Ibm Laser polarization modulation techniques
GB1356421A (en) * 1970-08-07 1974-06-12 Hewlett Packard Co Optical resonator apparatus
GB1360894A (en) * 1971-06-23 1974-07-24 Comp Generale Electricite Laser generator
DE2107738B2 (de) * 1971-02-18 1976-01-22 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Anordnung zur aufzeichnung von gerasterten halbtonbildern in der druckgraphik mit hilfe von laserstrahlen
GB1425340A (en) * 1972-08-25 1976-02-18 Europ Rotogravure Ass Method of engraving a printing member by means of a beam of energy

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH401689A (de) * 1962-09-01 1965-10-31 Hell Rudolf Dr Ing Fa Verfahren zur Herstellung von Druckformen insbesondere von Tiefdruckformen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496483A (en) * 1964-02-28 1970-02-17 Ibm Laser polarization modulation techniques
GB1356421A (en) * 1970-08-07 1974-06-12 Hewlett Packard Co Optical resonator apparatus
DE2107738B2 (de) * 1971-02-18 1976-01-22 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Anordnung zur aufzeichnung von gerasterten halbtonbildern in der druckgraphik mit hilfe von laserstrahlen
GB1360894A (en) * 1971-06-23 1974-07-24 Comp Generale Electricite Laser generator
GB1425340A (en) * 1972-08-25 1976-02-18 Europ Rotogravure Ass Method of engraving a printing member by means of a beam of energy

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Applied Physics Letters, Volum. 21, published in 1972, (American Institute of Physics, New York), see page 470 *
S.G.Ryabov et al: "Pribory Kvantovoi electroniki", published n 1976, by "Sovetskoe radio" publishing house (Moscow), see pages 256, 239 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3346316A1 (de) * 1982-12-27 1984-07-12 Kabushiki Kaisha Sakata Shokai, Osaka Verfahren und vorrichtung zum erzeugen von rasterbildern
US4556918A (en) * 1982-12-27 1985-12-03 Kabushiki Kaisha Sakata Shokai Method and apparatus for generating screened halftone images
RU2466442C1 (ru) * 2011-03-14 2012-11-10 Министерство образования и науки Российской Федерации Федеральное государственное образовательное учреждение высшего профессионального образования Московский государственный университет печати имени Ивана Федорова Способ формирования растрового квадрата с нерегулярным заполнением ячеек печатными элементами

Also Published As

Publication number Publication date
GB2067048A (en) 1981-07-15
DE2953706T1 (ja) 1982-01-28
DE2953706C2 (de) 1986-05-15
JPS56500683A (ja) 1981-05-21
GB2067048B (en) 1983-06-15

Similar Documents

Publication Publication Date Title
US4768043A (en) Optical system for changing laser beam spot size during scanning of scanning line
US4507685A (en) Image recording device
US4553173A (en) Image processing apparatus
JP3479560B2 (ja) 限定濃度分解能をもつレンダリング装置のスクリーン処理方法
EP0179554B1 (en) Continuous tone recording system
JPH0335867B2 (ja)
US4794413A (en) Image recording apparatus
JPH0134495B2 (ja)
US4878068A (en) Beam recorder having a varying beam intensity for maintaining a true reproduced image
EP0124641A1 (en) Radiant energy collector for use in an optical grating system
JPS6158068B2 (ja)
WO1980002819A1 (en) Laser device for manufacturing printing plates
CA1134190A (fr) Dispositif de reproduction d'une image a densite variable de teinte
US4566042A (en) Electrophotographic imaging apparatus by variably placing pixel elements
US3564131A (en) Spatially modulated halftone dot image generation system
US5412408A (en) Beam recording apparatus with intensity control
JPS6349779A (ja) 画像濃度補正装置
US7206011B2 (en) Apparatus for and method of recording optically scanned image
US5541736A (en) Color image forming system which conducts charging exposure and development with respect to a photosensitive medium at a plurality of times
US5223952A (en) Image recording device and a data processing apparatus
US5493325A (en) Graduation reproduction in optical recording
JP2001253114A (ja) 画像露光記録装置における光量調整方法および装置
EP0585962A1 (en) Halftone gradation image signal generating apparatus
JP3283256B2 (ja) 画像形成装置
JPH02120062A (ja) 像形成装置

Legal Events

Date Code Title Description
AK Designated states

Designated state(s): DE GB JP SE US

RET De translation (de og part 6b)

Ref country code: DE

Ref document number: 2953706

Date of ref document: 19820128

Format of ref document f/p: P