Black PERSPEX ACRYLIC PLASTIC DOME HEMISPHERES 50mm-700mm DIAMETERS
Perspex Cast acrylic sheet tolerances is +/- 10 % plus 0.4mm ( 3mm cast sheet could vary from 2.3mm to 3.70mm and 5mm cast sheet could vary from 4.1mm to 5.9mm). PERSPEX APPROVED FABRICATORS. a third of original thickness.