Variable transmission visor for headgear

A - Human Necessities – 42 – B

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A42B 3/22 (2006.01) G02B 5/22 (2006.01)

Patent

CA 2137619

L'invention concerne une visière d'équipement de tête à transmission variable. La visière (3) comprend au moins deux zones (31, 32, .alpha.1, .alpha.2) d'absorptions différentes de la lumière. Dans le cas où la visière équipe le casque (2) d'un pilote (1) d'avion, une zone haute (31, .alpha.1), destinée à regarder l'extérieur de l'avion (5) absorbe plus la lumière qu'une zone basse (32, .alpha.2), destinée à regarder les instruments de bord (6). Application: Equipement de casques pour missions comprenant des passages rapides d'un espace fortement éclairé à un espace assombri.

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