Both of these more traditional types of glasses have telltale lines ... you won't get a "jump" like you would with bifocals or trifocals. So if you're driving, you can look at your dashboard ...

Some people simply choose to have two pairs of single-lens glasses, each for different purposes – one set for activities such as driving that require clear ... For many years, the solution to this was ...

Unlike bifocal lenses ... watching TV, and driving, all with just one pair. The convenience may ultimately save you time and money. Glasses themselves are fashion statements.

And because you need two eyes working together for depth perception and sharp far vision, you'll likely need to wear distance glasses on top of your contacts for tasks like driving. Try bifocal ...

One group received an extra pair of plain distance glasses and they could keep using their bifocals and multifocals when they were in their own home or if they were driving a car for example.