ViewSonic PJD7828HDL Short Throw DLP Home Theater Projector 3200 Lumens 1080p HDMI Cabinet Color: White Lamp: Source (watt): 210 Light Source Life, Normal (hours): 4000 Light Source Life, Dynamic Eco-Mode (hours): 10000 Aspect Ratio: 16:9 Display Size: 30 to 300 Brightness: 3200 lumens Horizontal Refresh Rate: 15 - 100 KHz Vertical Refresh Rate: 24 - 120 Hz Lens: 1.3 x Manual optical zoom / manual optical focus |