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Sourceimagedistance

Source-to-Image Distance (SID) is the distance measured between the center of the x-ray tube and the center of the x-ray cassette.

About

The Source-to-Image Distance (SID) is the distance measured between the focal spot target on an x-ray tube to the image receptor of a x-ray cassette.[1]

Calculation

Measure distance from red line (x-ray tube) center to blue line (x-ray cassette) center to obtain SID measurements.

References

  1. Conference of Radiation Control Program Directors, Inc. "COMPUTED RADIOGRAPHY (CR) AND DIGITAL RADIOGRAPHY (DR) STATE X-RAY INSPECTION PROTOCOL--Publication No. E-10-2 " Jan 2010. http://www.crcpd.org/pubs/CR&DR_Protocol.pdf

Links

See also

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