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. 2022 Jan 22;23(3):e13475. doi: 10.1002/acm2.13475

TABLE 1.

Comparison of manufacturer and film measured output factors

Collimator size (mm) Manufacturer output factor Film measured output factor
  • 16

  • 1.000

  • 1.000 ± 0.02

  • 8

  • 0.900

  • 0.900 ± 0.03

  • 4

  • 0.814

  • 0.830 ± 0.02