Symbol 5360 from IEC 60417 - Title/Meaning: Radiographic film selection, division by two and orientation Function/description: To identify controls or indicators for radiographic mode with division of the film into two, oriented as shown.
Additional information: 
This symbol is often used with symbols 5359 and 5361.
Film dimensions may be given
Minor editorial improvement agreed by the Change Request was reflected after the release on 2002-10-07
Published in: Supplement G, 1985
Own work using: iso.org/obp/graphics/grs/e2ee1ad7-4060-41fd-b0a1-c959b072857d 200.png
Vectorization:  Mrmw