radiation exposure

X is for x ray: Inverse square law and PID/cone length

This is the last week of post topics from the review for the hygiene written boards.  Today is the inverse square law and how this applies to changing the PID/cone length and exposure settings for a comparable image density. Inverse square law The inverse square law applies to any source […]

Digital radiography: Detector Sensitivity

This last post on digital radiography is on detector sensitivity.  This is probably the most talked about characteristic of digital radiography when the systems are being hyped.  Detector sensitivity is the ability of the sensor/phosphor plate to respond to small amounts of radiation.  There is no term used to measure […]