Projection System: 3LCD, LCD Panel: 0.59-inch, Light Source: Lamp, Resolution: WXGA, Colour Light Output: 4,000 Lumens, White Light Output: 4,000 Lumens, Native Aspect Ratio: 0.673611111111111, Contrast Ratio: 16,000:1, Lamp Type: 210 W UHE, Zoom: 1 - 1.2 (Optical Zoom), Screen Size (Standard Lens): 30" to 320", Projection Distance (Standard Lens): 60" screen 1.68 - 2.02 m, Offset: 0.417361111111111, Input: Video: 1 x RCA (Yellow). The Epson EB-W52 Corporate Portable Multimedia Projector V11HA02053 is equipped with 3-chip LCD technology, delivering up to 4,000 Lumens colour brightness and 4,000 Lumens white.