... be installed in supermarket,store,bank 180 degree Half Dome Mirror for indoor safetyUsage: For security , it is widely be ... the driveway, ect. There are three kinds of dome mirrors can be installed at different location according to ... the back of the mirror according to your needLensPMMAUsage indoor security size30,40,50,60,70,80,90, ... alll over the world 180 degree Half Dome Mirror for indoor safety