ViewSonic PS502W - 4000 Lumens WXGA Bright Short Throw Projector with Dual HDMI, USB AThe ViewSonic PS502W is a high performance WXGA short throw projector engineered for modern classrooms, training centers, and small to mid size conference rooms. With 4,000 ANSI lumens of brightness, it cuts through ambient light to deliver clear, legible content that keeps students and meeting participants engaged. The 0. 52: 1 short throw ratio lets you position the projector close to the screen or wall, dramatically reducing shadows and glare while