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Table 3 The measured DLG values at depths of 5 and 10 cm for different photon energies

From: A simple method for determining dosimetric leaf gap with cross-field dose width for rounded leaf-end multileaf collimator systems

  6 MV 6 MV-FFF 10 MV 10 MV-FFF
DLG (mm) 5 cm- ion chamber, gD 1.43 1.15 1.66 1.43
10 cm- ion chamber, gD 1.47 1.21 1.68 1.47
5 cm- Film 1.36 1.26 1.45 1.54
10 cm- Film 1.35 1.37 1.88 1.65