Frederiksen Absorption Plate Set

The absorption plates have a hole in one corner for hanging from the source holder, and are supplied in a convenient storage box. •Lead plates: 5 x 2 mm thick and 10 x 1 mm thick (enamelled to protect from lead contamination. •Aluminium plates: 2 x 3 mm thick, 6 x 1 mm thick, and 4 x 0.5 mm thick.