B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
B60J3/00—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles
B60J3/02—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles adjustable in position
Anti-dazzle headlamp beam polariser for motor vehicle - utilises linear polarisation films crossed at acute angle between headlamp and eyes of oncoming vehicle driver