Letman 180 Degrees with Crystal Lens Door Viewer

Door viewer 180-degree angle of vision with 19mm crystal glass lens. Standard style door viewer adds a useful security aspect to any door by enabling the user to see who is on the other side of the door before opening it. Extends to suit doors 35 - 55mm deep. Part of the steelwork range in grade 304 stainless steel. Suitable for domestic and commercial use.