Symbol 5064 from IEC 60417 - Title/Meaning: Vertical picture shift Function/description: To identify the control for the vertical picture shift, for example of a television receiver, a monitor, an oscilloscope, a film projector.
Additional information: 
Published in: First edition, 1973
Own work using: iso.org/obp/graphics/grs/f4e62702-8179-4be8-bce9-d2c156ec9408 200.png
Vectorization:  Mrmw