Glare basically refers to the difficulty inseeing or the reduction of visibility when there’s a bright light present.Headlights that shine excessively bright in the driver’s eyes cause lightscatter or glare. The glare is sometimes also called disability glare, whichblinds the other driver and leaves him unable to detect contrast. Usually, LED headlights tend to create glare or blind drivers because of a less-sharp cut-off, which directs more light into the eyes of the other driver.