Optoma’s new UHD55 smart true 4K UHD projector delivers impressive cinematic experiences at home. It is able to offer stunning, larger-than-life images with vibrant color. Featuring 3,600 lumens of brightness, Optoma UHD55 allows you to enjoy shows and movies even if there are strong ambient light in the viewing space. The contrast ratio is up to an impressive 1,200,000:1 so that Optoma UHD55 is able to bring viewers with detailed black levels that meant to be seen.