Optoma X305ST XGA 3000 Lumen Full 3D DLP Short Throw Projector with HDMI Perfect for applications requiring large, crystal clear, easy to read text and graphics Image sizes from 40"-300" diagonal Full 3D compatibility. Studies show information is more easily retained when material is presented in 3D Advanced energy saving features reduce the cost of operation Easy to operate;Computer Compatibility : UXGA, SXGA, WXGA, HD, XGA, SVGA, VGA, Mac & 3D Support:Full 3D - The 3D features of Optoma projectors can only be used with compatible 3D content. Typical applications include use with 3D educational or 3D design and modelling systems. 3D TV broadcast systems, (SKY in the UK), Blu-ray 3D and 3D games from the Sony PS3 or Microsoft Xbox 360 are now supported as part of the HDMI v1.4a specification. Throw ratio : 0.626:1