Measuring range : A (1 to 6) J indicating error ± 0.05 J
B (1 to 12) J indicating error ± 0.05 J
C (1 to 24) J indicating error ± 0.05 J
D (1 to 48) J indicating error ± 0.05 J
The indicating errors w.r.t measurement range of 20 to 80 %
Frictional resistance : <0.25 J
Pyramid dimension : Three sides: 60×60×60 mm, height 25 ± 0.7 mm, Arris edge fillet radius 1.5 ± 0.1 mm