Matte film can be seen from the color of the surface that it is foggy, and the matte surface after film covering is matte; The surface effect of optical film is crystal clear, colorful and unchangeable for a long time. Soft to the touch and rich in surface colors, it is a safe and environmentally-friendly building material, and colors can be selected according to the changes in color perception of the times.

The main differences between inkjet printing, screen printing and photography are as follows:

First, the nature is different.

1, Inkjet: Inkjet is a basic and traditional expression in the advertising industry.

2. Screen printing: screen printing is made by using screen as the base and photosensitive plate making method.

3. Portrait: In the original meaning of China, it is to draw portraits of people, which is the traditional name of figure painting in China. The description of people requires that the form and spirit are similar to themselves. Simply put, it is to try to show the true face of people when painting.

Second, the characteristics are different.

1, ink-jet printing: It has irreplaceable characteristics and advantages. Compared with other hand-painted techniques, its performance is more delicate and realistic, and it can express objects in a surreal way, thus achieving the picture effect of confusing the real with the fake.

2, screen printing: screen printing can use many types of ink; Soft layout; Screen printing has small impression force; Thick ink layer and strong coverage; Not limited by the surface shape and area of the substrate.

3. Photographing: usually refers to indoor use, and its output picture is generally only a few square meters in size.

Third, the principle is different.

1, inkjet: At present, the principles of inkjet printers used in China are mainly point inkjet and fog inkjet.

2. Screen printing: Printing is based on the basic principle that the mesh of the graphic part of the screen printing plate can penetrate ink and the mesh of the non-graphic part cannot penetrate ink. When printing, the ink is poured into one end of the screen printing plate, and a certain pressure is exerted on the ink part of the screen printing plate by the scraper, at the same time, the ink moves to the other end of the screen printing plate at a uniform speed, and the ink is squeezed onto the substrate from the grid of the graphic part by the scraper during the movement.

3. Portrait: Printed matter edited from several photos taken according to certain concepts, usually limited to publications rather than personal production.

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