Symbol 2550 from ISO 7000 - Title/Meaning: Interior directed illumination (reading/map light) Function/description: To identify the control that activates or deactivates an interior low level operator controlled light source focusing light on a defined area.
Additional information: 
On road vehicles: symbol allows for mirror image.
Own work using: iso.org/obp/graphics/grs/c23fcd79-1fec-4695-b829-d19b07464538 200.png
Vectorization:  Mrmw