The Optoma TW610ST is a short throw widescreen projector designed with a multitude of features to meet the rigorous demands of schools, colleges and businesses. The TX610ST is perfect for wall or ceiling mount installations for use with interactive white boards. With high brightness, contrast and sharpness, the Optoma TW610st engages the audience by producing jaw dropping crystal clear images to keep the audience connected.* 3D content can be viewed with active LCD shutter glasses when the projector is connected to a computer with a compatible 3D graphics card. Please visit www.optoma.com for more information.