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Table 4 MLC transmission factors and DLG for each beam energy with and without Dolphin

From: Validation of new transmission detector transmission factors for online dosimetry: an experimental study

Energy aMLC transmission factor bDLG (mm) MLC transmission factor DLG (mm)
With Dolphin Without Dolphin
6 MV 0.017 0.42 0.011 0.37
6 cFFF 0.014 0.28 0.006 0.24
10 MV 0.022 0.45 0.013 0.5
10 FFF 0.019 0.38 0.009 0.35
  1. aMLC multileaf collimator, bDLG dosimetric leaf gap, and cFFF flattening filter free