From conference rooms to classrooms to indoor driving ranges, the ViewSonic LS711HD high-brightness projector is designed to light up presentations, lessons and multimedia with incredible brightness and stunning clarity. Featuring a .49 short throw ratio, this projector can fill a 100'' screen from just 3.6 feet away for the ultimate immersive experience. Enjoy up to 4,200 ANSI lumens of brightness for up to 30,000 hours without ever having to worry about maintenance or finding a replacement bulb. This LS711HD projector uses eco-friendly laser phosphor technology, making it a light-weight, cost-effective projection solution thats easy to transport. A state-of-the-art DMD chip beautifully enhances contrast so that colors pop off the screen. Plus, these durable projectors are built to be run 24/7 without any degradation in quality or overheating. Get set up faster thanks to convenient features like H/V keystone correction, four corner adjustment, 360o protection capabilities and portrait mode.