Download and print a strength test chart . Hold it 12–14 inches away and see which line is clear.
If you have astigmatism or different needs for each eye, a professional exam is best. 2. Find Your Fit (PD and Frame Size) how to buy reading glasses online
This is the distance between your pupils in millimeters. It ensures the lens center aligns with your eyes. You can measure it at home using a ruler and mirror. Download and print a strength test chart
Ideal if you read on tablets or computers. You can measure it at home using a ruler and mirror
Generally, people aged 40–49 need +1.00 to +1.50, while those 50–59 often need +2.00 to +2.50.
Check the inside of your current glasses for three numbers (e.g., 52-18-140). These represent lens width, bridge width, and temple length. 3. Choose Style and Features