HDs3D-1 high-definition 3D projector is the 3rd generation of Lightspeed Design's patent-pending portable stereoscopic projectors, offering superior contrast and synchronization for 3D professionals.This projectors delivers the highest-quality, higher brightness (2700 lumens in 3D mode), an all-digital HDMI input path for unsurpassed clarity, and start-up/shut-down times half that of previous models.