BenQ LK935. Projector brightness: 5500 ANSI lumens, Projection technology: DLP, Projector native resolution: UHD 4K (3840x2160). Light source type: Laser, Service life of light source: 20000 h, Service life of light source (economic mode): 30000 h. Focal length range: 8.6 - 9.4 mm, Zoom ratio: 1.6:1, Throw ratio: 1.36 - 2.18. Supported graphics resolutions: 640 x 480 (VGA), 3840 x 2160. Serial interface type: RS-232, HDMI connector type: Full-size, HDMI version: 2.0b
