Ross Optical Calculator vs OptoFitting

A mobile app calculator with a wide range of optic equations, made easy for you to use.

*** 3 months free trial *** Make precise, repeatable fitting measurements for progressive and single‑vision lenses — fast, simple, and professional. Free trial: 3 months free with subscription. What it does: Guides you through measuring key fitting parameters (e.g., fitting height, pantoscopic tilt, vertex distance) for progressive and single‑vision glasses with a clear, step‑by‑step workflow. How it works: After subscribing you’ll receive a downloadable 3D print file (.STL). Print the small jig at a local 3D lab, place the printed tool on the customer’s frame, then follow the in‑app instructions to capture accurate measurements. Resources included: High‑quality tutorial videos, FAQs, and practical tips to improve consistency and reduce fitting errors — available both in the app and at www.faroptic.com.. Who it’s for:Optometrist, Opticians, dispensers, labs, and eyewear professionals who need reliable, repeatable measurements and a fast workflow. Subscription & delivery: Subscription unlocks the .STL download and all premium features; the measuring workflow runs entirely on your device. Privacy and terms: Terms of use follow Apple’s standard EULA — https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Get consistent, professional fitting data in minutes — reduce remakes and speed up your fitting process.