CN203995026U - The holographic version of the dynamic wood grain of the seamless dumb light of novel large format - Google Patents
The holographic version of the dynamic wood grain of the seamless dumb light of novel large format Download PDFInfo
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- CN203995026U CN203995026U CN201420437034.2U CN201420437034U CN203995026U CN 203995026 U CN203995026 U CN 203995026U CN 201420437034 U CN201420437034 U CN 201420437034U CN 203995026 U CN203995026 U CN 203995026U
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- wood grain
- seamless
- dumb light
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Abstract
The utility model discloses the holographic version of the dynamic wood grain of the seamless dumb light of a kind of novel large format, in holographic version, there is the surface relief structure that the dynamic wood grain of dumb light is reproduced picture and can be carried out moulding replication; The fan-shaped convergent laser bundle of fillet that utilization has certain Space Rotating angle obtains the dumb light point hologram of a definite angle of diffraction on digital hologram litho machine, the synthetic diffraction piece of the dumb light point hologram random groups district that several angle of diffraction are identical; The diffraction piece district of three kinds of different diffraction angles arranges and forms a unit hologram according to wood grain trend with random separately shape and position; Several unit holograms form the holographic version of the dynamic wood grain of the seamless dumb light of large format seamless arranging of the cycle of laterally and longitudinally doing.This holography version has that imitative pseudo-characteristic uniqueness is strong, antifalse effect is very clear, the space of a whole page is seamless, reproduce as attractive in appearance, mute degree well, the advantage such as brightness is high, cost is low, printing adaptability is strong.
Description
Technical field
The utility model relates to antiforge laser holographic technical field of packaging and printing, is specifically related to a kind of laser hologram version for the manufacture of dynamic holographic shading.
Background technology
Antiforge laser holographic is to utilize laser holographic plate-making technology and moulding replication technology that graph text information is made to anti-counterfeiting image.At present, attainable plate-making technology has: the dynamic radiance of dot matrix, disposable special-purpose laser film, 3D optical shrink background, colorful optics Random etc.Laser anti-counterfeit pattern is generally that user observes by naked eyes, or watches the inside feature of cutting blocks for printing by microscopy apparatus, thereby discerns the false from the genuine.Because the color lump combination in hologram is random coded, even if same equipment is also difficult to make identical holographic mother, therefore laser holographic plate-making technology has been widely used in anti-counterfeit package printing industry, widely used technique for applying is that hologram is directly transferred on paper product, has now been widely used in ticket, trade mark and credit card.That is to say, the label that same masterplate is suppressed is out the same, but masterplate is subject to the impact of various parameters and environmental condition in photoetching process, has unlikely made two identical masterplates, thereby has played antiforge function.Yet along with the fast development of computer technology and laser plate-making technology, fake producer can copy anti-counterfeiting technology.Simultaneously, along with modern product package development, anti-counterfeit printing industry is had higher requirement to the book size of hologram, want to continue antifalse effect and the printing adaptability of improving laser anti-counterfeiting image, in many aspects such as technology, equipment, costs, all there is sizable difficulty, therefore, how to obtain that low cost, large format, anti-counterfeit capability are good, the wide antiforge laser holographic image of printing applicability has become one of current research direction.
Utility model content
The technical problems to be solved in the utility model is the defect for prior art, provide the dynamic wood grain of the seamless dumb light of a kind of novel large format holographic version, the feature such as that the laser anti-counterfeiting film of manufacturing by this mother matrix has is seamless, breadth is large, printing adaptability is strong, simple to operate, cost is low.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: the holographic version of the dynamic wood grain of the seamless dumb light of a kind of novel large format, wherein: in this holography version, there is the surface relief structure that the dynamic wood grain of dumb light is reproduced picture and can be carried out moulding replication, the synthetic some diffraction pieces of the dumb light point hologram random groups district that several angle of diffraction are identical, the diffraction piece district of three kinds of different diffraction angles arranges and forms a unit hologram according to wood grain trend with random separately shape and position, several unit holograms are full of whole holographic version seamless arranging of the cycle of laterally and longitudinally doing, present coherent cycle wood grain and reproduce picture.
Preferably, the area of described dumb light point hologram is 0.01mm
2-1mm
2.
Preferably, described unit hologram is of a size of 60mm*60mm.
Preferably, described holographic version book size is not less than 520mm*420mm.
Preferably, the nickel version of this laser hologram shading shading version for adopting nickel material electroforming to make.
Compared with prior art, the beneficial effects of the utility model are: the utility model is by comprising a large amount of seamless arranging of unit hologram cycle of diffraction pieces at random of three kinds of angle of diffraction, thereby it is strong to make holographic version have imitative pseudo-characteristic uniqueness, antifalse effect is very clear, the space of a whole page is seamless, reproduction as attractive in appearance, mute degree well, brightness is high, printing adaptability is strong, low cost and other advantages.
Accompanying drawing explanation
Fig. 1 is the instruction elementary area that comprises three kinds of RGB gray values;
Fig. 2 is holographic version producing principle schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further illustrated.
As shown in Figure 1, the holographic version of the dynamic wood grain of the seamless dumb light of a kind of novel large format, wherein: in this holography version, there is the surface relief structure that the dynamic wood grain of dumb light is reproduced picture and can be carried out moulding replication, the synthetic some diffraction pieces of the identical dumb light point hologram random groups of several angle of diffraction district (i.e. color lump 2 in figure, color lump 3, the corresponding region of color lump 4), the diffraction piece district of three kinds of different diffraction angles arranges and forms a unit hologram (being instruction elementary area 1 region) according to wood grain trend with random separately shape and position, several unit holograms are full of whole holographic version seamless arranging of the cycle of laterally and longitudinally doing, present coherent cycle wood grain and reproduce picture.
Preferably, the area of described dumb light point hologram is 0.01mm
2-1mm
2.
Preferably, described unit hologram is of a size of 60mm*60mm.
Preferably, described holographic version book size is not less than 520mm*420mm.
Shown in Fig. 2, manufacturing process of the present utility model is: on the one hand, the narrow laser beam 6 being produced by laser instrument 5, by being installed on the beam shaping device 7 on electric rotating machine, forms the fan-shaped divergent laser beam 8 of fillet, through imaging len 9, is converted to the fan-shaped convergent laser bundle 10 of fillet; The fan-shaped convergent laser bundle 10 of fillet converges at square aperture diaphragm 11 shaping filters, imaging len 13 forms the fan-shaped convergent laser bundle 14 of high-quality fillet, and converges near the latex plane that is fixed on the holographic light-sensitive version 15 on digital hologram litho machine two dimension precision displacement platform; Meanwhile, the aperture of beam shaping device 7 becomes a small hole real image 16 in the latex plane of holographic light-sensitive version 15 through imaging len 13, be a dumb light point hologram after exposure.
On the other hand, on digital hologram photoetching machine control system 17, default RGB gray scale format order image 18 instruction elementary area 1 as shown in Figure 1 laterally and is longitudinally being made seamless gained of cycle.Randomly shaped color lump 2, color lump 3 and color lump 4 random arrangement become to have the instruction elementary area 1 of the grain pattern pattern of uniqueness.Take pixel as unit, digital hologram photoetching machine control system 17 sends three definite angle instructions according to definite gray value of color lump 2,3,4 to the electric rotating machine of fixed beam shaping device 7 and the two-dimentional precision displacement platform stepper motor of fixed hologram light sensitive plate 15, thereby finally makes the anglec of rotation of the fan-shaped convergent laser bundle 14 of high-quality fillet corresponding one by one with 3 kinds of separated grey scale pixel values on RGB gray scale format order image 18; Meanwhile, take pixel as unit, digital hologram photoetching machine control system 17 is the stepper motor transmission displacement commands to the two-dimentional precision displacement platform of fixed hologram light sensitive plate 15 according to the pixel geometry sequence on RGB gray scale format order image 18, and controls laser instrument 5 and realize by the seamless timesharing exposure of pixel.Digital hologram photoetching machine control system 17 is carried out the corresponding instruction of each pixel on RGB gray scale format order image 18 successively, at the record of determining to realize in holographic light-sensitive version 15 the dynamic wood grain breath of the seamless dumb light of view picture figure.By hologram is carried out to nickel metal plating, copy, finally obtain the holographic version of the dynamic wood grain of the seamless dumb light of large format.
Below the utility model is described in detail, the above is only the preferred embodiment of the utility model, when not limiting the utility model practical range, be allly according to the application's scope, to do impartial change and modify, all should still belong in the utility model covering scope.
Claims (5)
1. the dynamic wood grain holography edition of the seamless dumb light of novel large format, it is characterized in that: in this holography version, there is the surface relief structure that the dynamic wood grain of dumb light is reproduced picture and can be carried out moulding replication, the synthetic some diffraction pieces of the dumb light point hologram random groups district that several angle of diffraction are identical, the diffraction piece district of three kinds of different diffraction angles arranges and forms a unit hologram according to wood grain trend with random separately shape and position, several unit holograms are full of whole holographic version seamless arranging of the cycle of laterally and longitudinally doing, and present coherent cycle wood grain and reproduce picture.
2. the holographic version of the dynamic wood grain of the seamless dumb light of novel large format according to claim 1, is characterized in that: the area of described a single point hologram is 0.01mm
2-1mm
2.
3. the holographic version of the dynamic wood grain of the seamless dumb light of novel large format according to claim 1, is characterized in that: described unit hologram is of a size of 60mm*60mm.
4. the holographic version of the dynamic wood grain of the seamless dumb light of novel large format according to claim 1, is characterized in that: described holographic version book size is not less than 520mm*420mm.
5. the holographic version of the dynamic wood grain of the seamless dumb light of novel large format according to claim 1, is characterized in that: the nickel version of this holography version for adopting nickel material electroforming to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420437034.2U CN203995026U (en) | 2014-08-04 | 2014-08-04 | The holographic version of the dynamic wood grain of the seamless dumb light of novel large format |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420437034.2U CN203995026U (en) | 2014-08-04 | 2014-08-04 | The holographic version of the dynamic wood grain of the seamless dumb light of novel large format |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203995026U true CN203995026U (en) | 2014-12-10 |
Family
ID=52035083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420437034.2U Expired - Fee Related CN203995026U (en) | 2014-08-04 | 2014-08-04 | The holographic version of the dynamic wood grain of the seamless dumb light of novel large format |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203995026U (en) |
-
2014
- 2014-08-04 CN CN201420437034.2U patent/CN203995026U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20180804 |