: This must be from an eye exam within the last 1–2 years. It should include values for Sphere (SPH), Cylinder (CYL), Axis, and potentially an "Add" value for progressives.
To successfully order prescription glasses online as of April 2026, you must have two primary pieces of information: can i buy eyeglasses online
: This is the measurement (in millimeters) between the centers of your pupils. It is critical for centering the lenses correctly to avoid blurry vision or headaches. If your doctor didn't include it, you can measure it yourself using printable rulers from retailers or mobile apps. Top Online Retailers (2026 Recommendations) : This must be from an eye exam within the last 1–2 years