Article L4362-10 of the French Public Health Code
The dispensing of corrective lenses is subject to the existence of a valid prescription by a doctor or an orthoptist. When corrective lenses or contact lenses are dispensed for the first time following a prescription, opticians may adapt the prescription with the written agreement of the prescribing practitioner. Opticians may adapt initial prescriptions for currently valid corrective lenses when they are renewed, unless the doctor or orthoptist objects. Opticians may…