LENS:
MATERIAL: polycarbonate
COLOUR: red mirrored
CURVATURE: 
STANDARDS:
EN 166 - General standard,
EN 172 - Solar protection filters for industrial use
LENS:
MATERIAL: polycarbonate
COLOUR: red mirrored
CURVATURE:
STANDARDS:
EN 166 - General standard,
EN 172 - Solar protection filters for industrial use