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. 2016 Dec 20;90(1069):20160454. doi: 10.1259/bjr.20160454

Table 1.

Specifications on the beam qualities used for the dosemeters exposures, including half-value layers (HVLs)

Beam quality 225 kVp 0.3 mm Cu 100 kVp 2 mm Al 40 kVp 2 mm Al
Tube voltage (kVp) 225 100 40
Tube current (mA) 13 0.7 7
Added filtration (mm) 0.3 Cu 2 Al 2 Al
Measured HVL (mm Al) 11.5 ± 0.2 2.3 ± 0.4 1.2 ± 0.1
Application Irradiation Imaging Imaging

Al, aluminium; Cu, copper.