Half-Dome Convex Security Mirror, Half-Dome, 18" DiameterBlind corners and intersections in busy work atmospheres can be a dangerous hazard. Scan unguarded aisles, eliminate blind intersections, monitor production areas and safeguard entrances and exists. Detection mirrors are curved to eliminate distortion. Simply use this half dome, Plexiglas convex safety and security mirror with 180 view angle to help prevent unnecessary and costly accidents. The mirror is made from a light weight acrylic with a super