Viewsonic PX702HD, 3500 ANSI lumens, DLP, 1080p (1920x1080), 16:9, 762 - 7620 mm (30 - 300"), 16:9 Viewsonic PX702HD. Projector brightness: 3500 ANSI lumens, Projection technology: DLP, Projector native resolution: 1080p (1920x1080). Light source type: Lamp, Service life of light source: 4500 h, Service life of light source (economic mode): 10000 h. Focal length range: 22.3 - 26.7 mm, Aperture range (F-F): 2.55 - 2.79, Optical zoom: 1.2x. Analog signal format system: NTSC, PAL, SECAM, Supported graphics resolutions: 640 x 480 (VGA), 1920 x 1080 (HD 1080), Supported video modes: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p. Serial interface type: RS-232