Optical radiation-field indication in X-ray tubes with more than one focus.
Mattsson
O
O
Department of Diagnostic Radiology, Karolinska Hospital, Stockholm, Sweden.
D004867:Equipment Design; D006801:Humans; D008027:Light; D055095:Optics and Photonics / Q000295:instrumentation*; D011878:Radiotherapy / Q000295:instrumentation* / Q000592:standards