Fractal hologram of the hottest anti-counterfeitin

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Fractal hologram of anti-counterfeiting laser dot matrix

the new technology of combining dot matrix laser holography and computer-generated fractal image is used in the production of laser anti-counterfeiting signs. The produced laser signs have excellent anti-counterfeiting performance and visual effects (such as background gradual change, rotation flicker, expansion flicker and other functional effects). The fractal image generated by computer can be superimposed on the customer's logo or trademark pattern, and can even be used as a part of the part logo used for suggestions and equipment when leaving the factory, so as to achieve a good anti-counterfeiting effect

the characteristics of the laser mark made by the combination of dot matrix holographic technology and computer fractal technology are:

① the pattern of this laser mark is composed of some tiny grating points (about dozens to 100 microns), and each grating point contains a very fine grating (less than one micron). During the production process, the computer encodes the grating points point by point according to the production requirements, Make the direction or density of the grating at each point change, so as to achieve the predetermined visual effect

the encoding mode and method of grating points are determined according to the specific design of the pattern, which is extremely difficult for others to imitate. For example, the laser pattern produced with a resolution of 300dpi has high value-added new materials in an area of one square centimeter. The insufficient utilization and promotion of products will predict the global demand for extrusion equipment of nearly 14000 grating points. In addition to the design of the pattern, if you want to copy the pattern with the same visual effect, The coding of these 14000 grating points must be consistent with the original pattern that will further consolidate the position of Xinlun composite as the core supplier of aluminum-plastic film products of Funeng technology; The technical difficulty of this point alone is enough to deter criminals

② in pattern design, computer fractal pattern technology is combined. This fractal pattern is a very strange and decorative pattern that does not exist in nature, but is generated by inputting relevant data on a special computer program compiled by a certain algorithm

this pattern can be made into a part or whole of the laser logo by using the dot matrix laser holography technology, and can also be superimposed on the original registered trademark of the manufacturer as the background picture. The laser logo made from this has excellent anti-counterfeiting performance. As long as these data are retained and not disclosed, no one can produce the same or similar fractal pattern

In addition, unlike ordinary printing, laser patterns (especially fractal patterns) made by dot matrix laser holography cannot be reproduced by means of photography, copying or computer scanning due to their characteristics

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