The Optoma HD33 projector provides superior colour and excellent performance. It features a contrast ratio of 4000:1 to capture true-to-life images. The Optoma projector creates fine detail and a more three-dimensional feel than older models in 2D. The 3D provides an even higher contrast along with an aspect ratio of 16:9. The DLP projector provides 1920x1080 pixels in either native or maximum display. The Optoma projector has a throw distance of 1.5 m to 10 m (4.9 feet to 32.8 feet) to work in differently sized rooms. It has a manual lens and features shutter type 3D glasses that use an RF emitter to sync the glasses to the screen. The DLP projector weighs 3.5 kg (7.7 lbs) and has dimensions of 11.4 cm by 36.1 cm by 31 cm (4.5 inches by 14.2 inches by 12.2 inches). The glasses that come with the Optoma HD33 projector are large enough to fit over regular glasses with comfort while providing good image viewing. Users of the Optoma projector can enjoy 3D movies at home with clear pictures and outstanding performance.