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Spherical GP Lenses

Education by Lens Type

There's a GP Lens Patient in My Chair

This video series gives the novice GP lens fitter a practical approach to guiding the GP patient journey from chairside evaluation to long-term success.

Fluorescein Pattern Identification Guide

Images show steep, flat and alignment fits; plus instructions for design changes and fitting pearls.

GP Fitting, Evaluation and Problem Solving

An interactive program.

Click 'n' Fit

Experience lens fitting: You're presented with a case history and asked to make parameter and design choices. A narrator comments while you challenge yourself to achieve the optimal fit.

Test Your GP Fitting Skills

This interactive feature presents patient histories, then lets you answer questions and get instant feedback.

GP Lens Management Guide

Provides management options for common GP-related problems or conditions for spherical, highly astigmatic, presbyopic and keratoconic patients.

GP Toric and Spherical Lens Calculator

Plug in the spectacle Rx and keratometry to get instant calculations of lens parameters.

Contact Lens Clinical Pocket Guide

Helpful for fitting or evaluating patients; view as a smart phone-ready PDF or order a printed copy.

Vertex and Diopters-to-Base-Curve Conversion Charts

A digital version of the useful charts that appear in the Contact Lens Clinical Pocket Guide.

Grand Rounds Troubleshooting Guide

Assists in troubleshooting spherical, multifocal, high astigmatism, KC, irregular cornea, post-surgical and corneal reshaping fits.

FAQ

View all FAQ and ask an expert.

GP Video Lecture Series

A six-part video lecture series about keratoconus, GP initial comfort, and pediatric fitting techniques.