As a new type of display technology, LED holographic invisible screen is gradually becoming the focus of attention in the industry. It combines LED technology and optical principles to achieve a perfect balance of transparency and display effect. This screen has the characteristics of high transparency, light and beautiful, flexible cutting, etc. The most important thing is that the clarity of the display is very high, and the application field is wide, including commercial display, advertising, entertainment performance, glass curtain wall and so on.