: This measurement is crucial for centering the lenses in your frames. You can have a friend measure it using a ruler by focusing on a point 20 feet away.
: Your prescription will include details like Sphere (the amount of lens power needed), Cylinder , and Axis . A negative sign (-) indicates nearsightedness, while a plus (+) indicates farsightedness. buy rx
: For active lifestyles, look for frames with no-slip materials like Megol on nose pads and temple arms to prevent slipping when sweaty. Choose Lenses : : This measurement is crucial for centering the