Composition of several mirrors (4 different shapes) 5 mm thick, with bevelled edge of 30 mm.
Quartz - TYPE A
width 61 cm
height 53 cm
Quartz - TYPE B
width 90 cm
height 62 cm
Quartz - TYPE C
width 160 cm
height 81 cm
Quartz - TYPE D
width 117 cm
height 89 cm