Industry Resources

Euclid Resources

Emerald Fitting Guide

Euclid is the maker of the popular Emerald™ brand Ortho-K lens which has received FDA approval in the U.S.A. as well as regulatory approvals from numerous countries throughout Asia and Europe, and is the only Ortho-K product registered by both the U.S. FDA and the China CFDA. Multiple clinical studies worldwide by prestigious independent researchers have proven the effectiveness of Orthokeratology, and specifically the Emerald™ lens on slowing the progression of myopia. With a unique, empirically fit lens design and clinically proven first fit success rate of 85%, more eye care practitioners today are choosing Emerald as their Ortho-K lens of choice.

Click here to access the Emerald Fitting Guide