ricoh interactive whiteboards youtube. As you may notice, more and more laser projectors have come to your view gradually.In the past, laser source projector mainly used in the outdoor and professional theater display, but now it increasingly applied in the business, education and home theater.So what is the laser projector, what exactly makes it different from traditional lamp projector??. The IQAio GR519 is an upgraded lightweight version based on the original IQAio GR511. The original dual-cavity structure was changed to a bottom-edge structure, so that the minimalist design accommodates modern classrooms and conference rooms. With one IQProjector V2 and one IQView E3821, you can achieve flexible and intelligent classroom.