Optoma ML550 1280 x 800 WXGA, 500 Lumens, No Lamp to Replace, Energy Saving, Portable LED Projector Cabinet Color: Black Contrast Ratio: 10,000:1 Display Size: 17' - 100' (0.43-2.54 m) Lens: 1.7x Digital Zoom f Number: F=2.0 Focal Length: f=14.95 mm Throw Ratio: 1.5 (distance/width) Display Colors: 16.7 Million
