1997 Pontiac Trans Sport Owner's Manual - Page 264

Night Vision Keep your windshield and all the glass on your vehicle clean -- inside and out. Glare night is made much at No one can see as well at nightas in the daytime. But as worse by dirt on the glass. Even the inside of the glass we get olderthese differences increase. A 50-year-old can build up a film caused by dust. Dirty glass makes driver may require at least twice as much light to see the lights dazzle and flash more than clean glass would, same thingat night as a 20-year-old. making the pupils your eyes contract repeatedly. of What you do the daytime can also affect your night in Remember that your headlampslight up far less of a vision. For example, you spend the day in bright if roadway when you are a turn or curve. Keep your in sunshine you are wise to wear sunglasses.Your eyes will eyes moving; that way, it's easier to pick out dimly have less trouble adjusting to night. if you're But lighted objects. Just as your headlamps should be driving, don't wear sunglasses at night. They may cut checked regularlyfor proper aim, so should your eyes down on glare from headlamps, but they also make a lot examined regularly. be Some drivers suffer from night of things invisible. blindness -- the inability to see in light -- and dim aren't evenaware of it. You can be temporarily blinded by approaching headlamps. It can take a second two, or even several or seconds, for your eyes readjust to the dark. When to you are faced with severe glare (as from a driver who doesn't lower the high beams, or a vehicle with misaimed headlamps), slow down a little. Avoid staring directly into the approaching headlamps. 4-17