Zhongchao Special Security Technology Co., Ltd

China Banknote Printing and Minting Corporation

Baoli Zhang

Jun Zhu

Kai Sun

Weiwei Zhang

Xiaoli Wang

Chunhua Hu

Xinyi Li

Zhongdong Ye

Haibo Cui

Yan Li

Disclosed are an optical anti-counterfeiting element and an anti-counterfeiting product. The optical anti-counterfeiting element includes a substrate; and a sampling layer formed on a first surface of the substrate, wherein the sampling layer is a sampling unit array composed of sampling units distributed according to a preset graphic-text information, the sampling unit array is aligned, in a preset manner, with a light-emitting pixel array positioned on a second surface side of the substrate and composed of light-emitting pixels, and the sampling unit array is configured for sampling the light-emitting pixel array, so as to show the preset graphic-text information of a single color or comprehensive colors of a plurality of colors among colors of the light-emitting pixels, wherein the light-emitting pixels of the single color or the comprehensive colors of the plurality of colors show a moire magnification effect.

Optical anti-counterfeiting element and anti-counterfeiting product

Provided are an optical anti-counterfeiting element and an anti-counterfeiting product. The optical anti-counterfeiting element comprises: a substrate, which comprises a first surface and second surface that are opposite one another, and a surface micro-structure layer that is formed on at least part of the first surface of the substrate. At least part of the surface micro-structure layer comprises a first set of at least a micro-prism, and the micro-prism is simultaneously provided with a refractive and a reflective function. Each pixel of a first pattern corresponds to one or more micro-prism refractive illumination spots in the first set of micro-prisms. The described optical anti-counterfeiting element can provide various anti-counterfeiting effects and improve the anti-counterfeiting performance of the anti-counterfeiting element.

An optical anti-counterfeit element includes an undulating structure layer (); the undulating structure layer includes a first area (A) with a first microstructure and a second area (B) with a second microstructure; a structural parameter of the second microstructure is greater than a structural parameter of the first microstructure; the undulating structure layer also includes a third area (C) with a third microstructure; a structural parameter of the third microstructure is greater than the structural parameter of the second microstructure; a first plating layer () is arranged on the first area; a second plating layer () is arranged on the second area; the third area is not provided with a first plating layer or a second plating layer; and viewed from one side of the optical anti-counterfeit element, the first area has an optical feature of a combination of the first microstructure and the first plating layer, the second area has an optical feature of a combination of the second microstructure and the second plating layer.

Multi-plating-layer optical anti-counterfeiting element and manufacturing method thereof

Disclosed are an optical anti-counterfeiting element and an optical anti-counterfeiting product utilizing the same, the optical anti-counterfeiting element comprising: a substrate () including a first surface and a second surface opposite to each other; micro-sampling tools () on the first surface; and one or more micro graphic and text units formed on the second surface, wherein the micro graphic and text unit includes micro graphic and text strokes, the micro graphic and text strokes are arranged in a non-periodic and non-fixed-geometry manner, and when the second surface is observed through the micro-sampling tools, a stereoscopic animated anti-counterfeiting feature can be seen.

Optical anti-counterfeiting element and optical anti-counterfeiting product using the same

The present invention discloses an optical anti-counterfeiting component and an optical anti-counterfeiting product. The optical anti-counterfeiting component comprises: a substrate; a sub-wavelength surface micro-structure and an optical reflection facet formed on an upper surface of the substrate; and a multi-layer structured coating formed on the sub-wavelength surface micro-structure and the optical reflection facet. In the case where the same multi-layer structured coating is used, a contrasting optical characteristic is formed between the region in which the sub-wavelength surface micro-structure and the multi-layer structured coating lie and the region in which the optical reflection facet and the multi-layer structured coating lie, so that the optical anti-counterfeiting component or the optical anti-counterfeiting product that includes the optical anti-counterfeiting component can be identified easily and has high anti-counterfeiting capability.

Optical anti-counterfeiting component and optical anti-counterfeiting product

Disclosed are an optical anti-counterfeiting element and an optical anti-counterfeiting product utilizing the same, the optical anti-counterfeiting element comprising: a substrate () having a first surface () and a second surface () that are opposed to each other, a sampling and synthesizing layer () on a first surface () of the substrate (); and a micro-image layer () on a second surface () of the substrate (), the micro-image layer () including a first region at least partially covered with a coating () and a second region comprising at least two sub-regions each at least partially covered with a color function layer (), the color function layers () in respective sub-regions and the coating () in the first region have different color characteristics, respectively, and the micro-image layer () can be sampled and synthesized by the sampling and synthesizing layer () to form an image. Such optical anti-counterfeiting element and optical anti-counterfeiting product are easy to identify and difficult to counterfeit.

Growing community of inventors

Beijing, China

Baoli Zhang