visor
US /ˈvaɪ.zɚ/
UK /ˈvaɪ.zɚ/

1.
Visier
a movable part of a helmet that can be pulled down to protect the face
:
•
The knight lowered his visor before entering battle.
Der Ritter senkte sein Visier, bevor er in die Schlacht zog.
•
He flipped up his motorcycle helmet's visor to talk.
Er klappte das Visier seines Motorradhelms hoch, um zu sprechen.
2.
Schirm
a stiff peak at the front of a cap, used to shade the eyes
:
•
She pulled the visor of her cap down to block the sun.
Sie zog den Schirm ihrer Mütze herunter, um die Sonne abzuschirmen.
•
He wore a cap with a wide visor to protect his eyes.
Er trug eine Mütze mit einem breiten Schirm, um seine Augen zu schützen.
3.
Sonnenblende
a sunshade in a vehicle, typically above the windshield, that can be pulled down to block the sun
:
•
The driver adjusted the sun visor to reduce glare.
Der Fahrer verstellte die Sonnenblende, um die Blendung zu reduzieren.
•
Don't forget to put down your visor when driving into the sun.
Vergiss nicht, deine Sonnenblende herunterzuklappen, wenn du in die Sonne fährst.