短焦投影机使演讲者所处的位置不会对投影光线构成干扰,不会遮挡投影内容,在最小空间内实现清晰大画面。短焦投影机成为各大厂商重点研发的新兴区域。IDC市场研究数据表明教育行业对短焦投影机的关注度很大。对多媒体互 Short-throw projector so that the speaker’s location will not interfere with the projection light, will not block the projection content, in the smallest space to achieve a clear large screen. Short-focus projector has become the focus of research and development of major emerging regions. IDC market research data show that the education industry is very concerned about the short-focus projector. Mutual multimedia