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OFD

Object-film distance (OFD)

About

Object-film distance (OFD) is the distance between the object (i.e. patient, phantom) and the film; the shorter the distance the sharper the image and the less the magnification. [1][2]

References

  1. Free Dictionary.Co,. "object-film distance". Retrieved 12/7/2013. http://medical-dictionary.thefreedictionary.com/object-film+distance
  2. Thomas. Patrick. Jr. "Basic Radiograpghic Procedures". p. 3. http://chiro.org/radiology/ABSTRACTS/procedures.pdf

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