RxLens

By Fredy Soussou on AppTrack Ninja.

Lens power & PD estimates

RxLens helps you read the numbers off glasses you already own — so you can reorder, buy a matching cheap pair, or check a lens before you shop. Two tools, both on-device: READ LENS POWER Photograph your glasses over a dot grid and RxLens estimates the sphere power (e.g. -1.25 or +2.00) of a single-vision lens. Print the built-in target, or use graph paper or an on-screen grid — the reading is a ratio, so any regular pattern works. Auto mode reads the lens when you tap it; Manual mode lets you place the points yourself. Measure each eye separately, take three readings for a tighter average, an…

Categories: Utilities, Shopping

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