The Optima W305ST is designed to deliver unsurpassed short throw projection performance in classrooms and conference rooms. Whether your application calls for wall-mount installation or table top presentations, the Optima W305ST will dazzle your audience with its 3200 lumens bright image, 18,000:1 contrast ratio and vibrant, color-rich, razor sharp images. The short throw projection design on the Optima W305ST minimizes unwanted shadows on the presenter, allowing the audience to fully focus on the presentation. The Optima W305ST is reliable and economical. It features the latest Optima image processor, advanced Eco+ technology for ultra long lamp life and is backed by Optima's commitment to quality to ensure that your projector will provide years of care-free operation.