They check your eyes for diseases and problems They assess what level of correction (glasses, lenses) you require to see correctly
They should be visited every 2 years at the minimum in general.
Opticians, Dispensing Design, measure, fit, and adapt lenses and frames for client according to written optical prescription or specification. Assist client with selecting frames. Measure customer...
Opticians are involved in checking the eyes and prescribing glasses. They also provide a service for screening the eye for glaucoma and diabetic screening which are essential to prevent blindness
I would likely buy a house because they make more money than I do, as a rule. What you mean to ask is, "What is an optician?" or "What do opticians do?" If I am not mistaken, they make eyeglasses.