Refractive Errors

• McDonald Eye Associates — Fayetteville, Arkansas, United States
• Maloney Vision — Los Angeles, California, United States
• NVision — Newport Beach, California, United States
• Eye Center NOCO — Fort Collins, Colorado, United States

• The Department of Ophthalmology, Rambam Health Care Campus — Haifa, Israel

• Chi Creteil — Créteil, France

Not specified

Not specified

• Family Eye Care Center — Campbell, California, United States
• Golden Optometric Group — Whittier, California, United States
• Drs. Quinn, Foster, &Associates — Athens, Georgia, United States
• Davis EyeCare Associates — Oak Lawn, Illinois, United States

• Edward S. Wygonik, OD — Jacksonville, Florida, United States
• The Eye Center — Pembroke Pines, Florida, United States
• Eye Associates of Winter Park — Winter Park, Florida, United States
• Eyecare Associates — Bloomington, Illinois, United States

• Center for Contact Lens Research, University of Waterloo — Waterloo, Ontario, Canada

Not specified

• Eyesite — Reading, Berkshire, United Kingdom
• Brock and Houlford — Chew Magna, Bristol, United Kingdom
• Tempany's Boutique Opticians — Broadstone, Dorset, United Kingdom
• Chalmers Opticians — Cardiff, Glamorgan, United Kingdom