Symbol 5684 from IEC 60417 - Title/Meaning: X-ray intensifying screen, medium sensitivity Function/description: To identify the control or the indicator for selection of an X-ray intensifying screen of medium sensitivity.
Additional information: 
The actual sensitivity factor may be indicated by a number next to the symbol.
See also symbols 5683 and 5685
Published in: New edition, 1998,3C/361/FDIS,3C/284/CDV (62A/172/CDV)
Own work using: iso.org/obp/graphics/grs/eaac6dc6-4b50-4c46-a21e-42f9a1a5509f 200.png
Vectorization:  Mrmw