Visor

• The part of a helmet in a suit of armor that protects the eyes.
• A type of headgear consisting only of a visor and a band as a way to fasten it around the head.
• Any such vertical surface on any hat or helmet.
• Any such horizontal surface on any hat or helmet.
• A device in an automobile that the driver or front passenger can lower over part of the windshield to block the sun.

• Visor

• The transparent or semi-transparent front part of a motorcycle crash helmet or police riotsquad helmets
• *Safety faceshields for construction-type applications
• An eyeshield to protect the eyes from sunlight on an American football helmet
• A shield to protect the eyes from sunlight on a flight helmet or space suit
• Green eyeshades, formerly worn by accountants and others engaged in vision-intensive, detail-oriented occupations