Epson / EB-680wi / Resolution WXGA (1280 x 800)/Dimensions 458 x 209.5 x 375/Color Light Output 3,200 Lumen- 1,800 Lumen (economy) In accordance with ISO 21118:2013/White Light Output 3,200 Lumen - 1,800 Lumen (economy) In accordance with ISO 21118:2013/Resolution WXGA, 1280 x 800, 16:10/High Definition HD ready/Aspect Ratio 16:10/Contrast Ratio 14,000 : 1/Light source Lamp/Lamp 215 W, 5,000 h durability, 10,000 h durability (economy mode)/Keystone Correction Manual vertical: ? 3 ?, Manual horizontal ? 3 ?/Colour Video Processing 10 Bits/2D Vertical Refresh Rate 100 Hz - 120 Hz/Colour Reproduction Upto 1.07 billion colours
OPTICAL/Throw Ratio 0.28 - 0.37:1/Zoom Digital, Factor: 1 - 1.35
Lens Optical Screen Size 60 inches - 100 inches /Projection Distance Wide 0.4 m ( 60 inch screen
Projection Distance Tele 0.6 m ( 100 inch screen /Offset 6 : 1