A car sun visor is a flat, adjustable panel located above the windshield and sometimes above side windows. Its main functions are:
Functions of a Car Sun Visor:

Block sunlight:
The primary purpose of a sun visor is to shield the driver's and front passenger's eyes from direct sunlight, especially when the sun is low on the horizon during sunrise or sunset.
Improve driving safety:
By reducing glare, it helps drivers maintain better visibility and focus, decreasing the risk of accidents.
Reduce eye strain and fatigue:
Continuous exposure to bright light can tire the eyes. A sun visor helps prevent discomfort during long drives in sunny conditions.
Support additional features:
Many modern visors include mirrors, lights, document holders, or even extenders that can slide out or fold down to cover larger areas.
Conclusion:
The car sun visor is a simple but essential feature that enhances driver comfort and safety by minimizing glare and improving visibility under bright lighting conditions.





