"An optician, or dispensing optician, is a technical practitioner who designs, fits and dispenses corrective lenses for the correction of a person´s vision. Opticians determine the ...
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specifications of various ophthalmic appliances that will give the necessary correction to a person´s eyesight. Some registered or licensed opticians also design and fit special appliances to correct cosmetic, traumatic or anatomical defects. These devices are called shells or artificial eyes. Other registered or licensed opticians manufacture lenses to their own specifications and design and manufacture spectacle frames and other devices." - (en.wikipedia.org 19.09.2020)
