Crossed Cylinder Calculator app for iPhone and iPad
4.0 (
5840 ratings )
Health & Fitness
Medical
Developer: Alta Vista LLC
1.99 USD
Current version: 1.12, last update: 1 year agoFirst release : 11 Feb 2015
App size: 15.29 Mb
Determine resultant lens over existing lens combined with over refraction. Makes contact lens fitting more accurate. Useful in refining high powered eyeglass prescriptions using over refraction. Quick and easy to use application determines resulting contact lens prescription or spectacle prescription using lens currently worn and over refraction data. Exact results or round to one quarter diopter.