Multimedia
At present, there are a variety of media publicity methods, among which outdoor advertising is not to be underestimated. In this filed, many advertisers and advertisers want to catch people's attention by shining bright lights, and this form of advertising also causes serious light pollution. Light pollution continues to harm human health, and many countries have begun to regulate it. With the flattening of the outdoor advertising market and the increasingly developed media industry, and the increasing demand of such users, the indoor advertising multimedia under the application of new media is quietly growing. Among them, the indoor new media application covers the fields of high-speed railway, airport, subway, shopping mall, underground parking garage, hotel lobby... L aser multimedia projector plays and important role in this form of advertising. With the technical innovation of projector products, the current life of laser projectors can reach 20,000 hours. The light sour...