The monitor is easy to carry to a friend's house or a campsite thanks to its lightweight, retractable design. Setup in a flash: The 40-inch screen opens and shuts quickly. Spend more time observing and less time setting up. Brightness optimization: Movies and television shows are brighter thanks to the reflective white screen. Even when viewed outside, the screen stays solid thanks to the strong aluminum alloy frame. Nebula created it especially to work with the Mars and Capsule series projectors. 40 inches (102 cm) is the screen size. 16:9 aspect ratio 53 ounces (1,500 grams) in weight