Sit in your normal working position and measure the distance from the bridge of your nose to your screen. 2. Choose the Right Lens Type

Example: If you use +2.00 for books, try +1.25 or +1.50 for the computer.

Best if you only need clear vision for the screen and don't mind taking them off to see further away or read paperwork.

These "extended readers" have a top zone for the screen and a bottom zone for close-up reading, allowing you to switch tasks without changing glasses.

Many opticians recommend choosing a strength that is roughly 60% to 75% of your normal reading power.