Benq LU935ST. Projector brightness: 5500 ANSI lumens, Projection technology: DLP, Projector native resolution: WUXGA (1920x1200). Light source type: Laser, Service life of light source: 20000 h. Focus: Manual, Focal length range: 8.6 - 9.4 mm, Aperture range (F-F): 1.83 - 1.86. Analog signal format system: NTSC, PAL, SECAM, Supported 3D formats: Frame Sequential, Frame packing, Side by side, Top and bottom, Supported graphics resolutions: 640 x 512, 640 x 640, 640 x 160, 640 x 352, 640 x 360, 640 x 400, 640 x 480 (VGA), 640 x 544, 640.... Serial interface type: RS-232, HDMI version: 2.0a