Difference between Good Vision Optometry Center and Opticians?

Vision Center: Once you enter the door, there will be a special person to ask the customer's needs, and then according to the needs of the appropriate advice, for example, I would like to match the mirror, will use the ophthalmology professional equipment (computerized optometry, comprehensive optometry, etc.), and professional optometrists to check out the refractive index of the customer, according to the customer to check out the number of degrees, and reasonably give some advice to the customer (small children with rapid development of degrees, will recommend). Parents can have a control function to slow down the development of functional mirrors)

Ordinary optical store: into the store will also be asked about the needs of people, said they want to match the mirror, the clerk will ask you how many degrees, said about how many degrees immediately introduced to the mirror which is good, which frames are good, you chose a good, it is directly to the customer to bring a mirror and ask if it is not clear that the customer said that it is okay, the clerk will say that you can go to the payment!