PID/cone


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 […]


X is for x ray: Image magnification

I gave a lecture recently for the dental hygiene students reviewing for their dental hygiene written boards (NBDHE) and it gave me some ideas for topic posts. So for the next 4 posts I will be talking about x rays, image magnification, image distortion, PID length, etc.  The students told […]