1998 Pontiac Grand Am Owner's Manual - Page 174

Night Vision Keep your windshield andall the glass on your vehicle clean -- inside and out. Glare at night is made much No one can see well at night as in the daytime. But as worse by dirt on the glass. Even the inside the glass as of A we get older these differences increase. 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, a same thing at night as20-year-old. making the pupils your eyes contract repeatedly. of What youdo in the daytime can also affect your night Remember that your headlamps light far lessof a up vision. For example, if you spend the day in bright roadway when you are in a turn curve. Keep your or 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 night. But if you're to lighted objects. Just as your headlamps should be driving, don't wear sunglasses at night. They may cut checked regularly for proper aim, should your eyes so a lot down on glare from headlamps, but they also make be examined regularly. Some drivers suffer from night of things invisible. -blindness -- the inability to see in dim light and aren't even aware it. of You can be temporarily blinded by approaching headlamps. It can take a second or two, or even several seconds, for your eyes to readjust to the dark. When 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 intothe approaching headlamps. 4-17