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. 2012 May 10;13(3):124–151. doi: 10.1120/jacmp.v13i3.3729

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© 2012 The Authors.

This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

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Examples of: (a) spoke shot film, (b) Picket Fence EPID image (25 MU, $400 MU / min$ , integration mode, and 3 cm interline distance at isocenter level), and (c) Picket Fence test profile along the MLC leaf motion and FWHM measurements. Blue $line = distance$ measurement between leakage lines.