visor

noun
1
a part of a helmet that can be pulled down to protect the eyes and face
نقاب, سپر چهره, حفاظ صورت, محافظ چشم, شیلد
2
a curved piece of plastic, etc. worn on the head above the eyes to protect them from the sun
نقاب, محافظ آفتاب, آفتابگیر, سایه‌بان, لبه کلاه
3
a small piece of plastic, etc. inside the front window of a car that can be pulled down to protect the driver’s eyes from the sun
آفتاب‌گیر
4
the stiff front part of a cap that sticks out above your eyes
لبه کلاه, نقاب, آفتاب‌گیر کلاه