Changchun Yutai Optics Co. Ltd can produce optical dome lenses.Optical dome Lens is composed of two parallel optical surfaces. Among optics domes are unique because, unlike any other optical components, the key attribute of the dome is to have no optical effect. Mirrors reflect light, lenses bend light, domes ideally change nothing. Typically the lead element in an optical system, a dome is often exposed to the environment. Dome lens due to their ability to withstand wind and rain erosion.