Five dollars or a hundred and fifty. The optics barely change.
A +2.00 reading lens is a commodity. What you pay for above about twenty-five dollars is the frame, the coating, and — at the optician — a measurement nobody else takes. That is worth knowing before you spend the money, and it is worth knowing which of those three you actually need.
How these guides are madeThe lens is a commodity. What you pay comes from manufacturer price floors, annual rebates, and an eight-hour verification rule most buyers never hear about.
Read the guideSPH, CYL, AXIS, ADD, and prism explained, plus the five reasons two exams on the same eyes can hand you different numbers.
Read the guideDrugstore readers, mid-price online frames, and optician single-vision lenses compared on optics, fit, and how long they survive daily carry.
Read the guideOne is a folding lens that lives on your phone. The other is a conventional frame at a fair price. What you get, and which failure you can live with.
Read the guideReading glasses are sold by a number most people guess at. How magnification works, how to pick a starting point, and when over-the-counter pairs fail.
Read the guideWebEyeCare · Look Optic · ThinOptics · DIFF Eyewear · KREWE Eyewear
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