Ledu photoelectric projection calculator version 2.0 released
1. Increase the drag of the projector and the screen will change automatically.
2. The relationship between the audience and the screen and projection can be estimated
3. Increase the projec
Leduzhanchen is a high-tech enterprise independently engaged in the development of optical and electromechanical technologies for exhibition display. Its core products include projection short-focus lenses, slide screens, mechanical rotating screens, and interactive program custom design and development. Widely used in science and technology museums, museums, planning museums, corporate museums, shopping malls and other places.