Before you start browsing retailers like Warby Parker or GlassesUSA, gather these three critical pieces of information:
: This is the distance (in millimeters) between your pupils. It ensures the optical center of the lens aligns perfectly with your eyes. If it’s not on your prescription, you can measure it yourself using a ruler or tools from sites like Kits.com . buy glasses lenses online
: Ensure your prescription is current, typically issued within the last 1–2 years . It should include values for Sphere (SPH) , Cylinder (CYL) , and Axis . Before you start browsing retailers like Warby Parker
: If you already have frames you like, check the inside of the temple arms for numbers indicating lens width , bridge size , and temple length (e.g., 52-18-140). 2. Choosing Your Lens Type : Ensure your prescription is current, typically issued
Buying glasses lenses online is a straightforward process that can save you significant money compared to traditional brick-and-mortar optical shops. However, it requires having specific data points ready to ensure accuracy and comfort. 1. Essential Prerequisites