Size of effective display area 0.75� (19 mm) x 3 BrightEra LCD Panel, Aspect ratio: 16:10 Number of pixels 3, 072, 000 (1280 x 800 x 3) pixels, Focus Manual Zoom – PoweredManual Manual Zoom – Ratio Approx. 1.45 x Throw Ratio 1.32:1 to 1.91:1 Lens shift – PoweredManual Manual Lens shift – Range Vertical +- 5% Lens shift – Range Horizontal +- 3%