Woodbine 180 Degrees with Crystal Lens Door Viewer

Door viewer 200 degrees with crystal 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. The viewer gives a wider than average 200° angle of vision through a crystal lens. Certified to bs en 1670. Suitable for domestic and commercial use.