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. 2013 May 22;40(6):063902. doi: 10.1118/1.4805098

Table 5.

Lead equivalence of protective garments in millimeters lead.1

  60 kVp
 80 kVp
 100 kVp
 120 kVp
Garment P2 S2 P S P S P S
A (lead) … 0.50 0.50 0.50 0.50 0.50 0.50 0.51
B (lead-free) … 0.45 0.46 0.45 0.45 0.46 0.42 0.45
C (lead-free) … 0.37 0.47 0.42 0.45 0.42 0.40 0.41
1

The maximum error in these measurements was calculated to be ≤ 0.02 mm.

2

P = primary, S = scattered.