How Do I can onvert a vietnamese eyes glasses precrition to a US precription
Don't you mean TRANSITION?
Prescription glasses generally do not provide sufficient eye protection, particularly on the sides. There are several styles of laboratory eye protection that are designed to fit over prescription glasses; you should wear the prescription glasses and safety glasses or safety goggles as well. It's also possible to buy prescription safety glasses, but they're fairly expensive. Again: Ordinary prescription glasses are not a substitute for safety glasses/goggles.
Yes, if you have a doctor involved. You have to get a prescription. Unless your doctor does not mind about you getting a new pair of glasses.
No. You need to be tested so that the Optometrist can write the specific prescription you require (if you even need glasses). You then give that prescription to and Optician so that they can order your glasses.
The answer is no, as long as your eyes need the same prescription. The problem with OTC reading glasses is that they have the same prescription lens for each eye. Most people's eyes require different prescription strengths. You should go to the eye doctor to get a prescription, and then decide if OTC is good for you. See related link for myths about glasses.
LensCrafters offers a wide variety of optical related products and services to its clients. With LensCrafters, one can schedule an eye exam, obtains prescription eye glasses and contacts, as well as prescription sun glasses.
yes if they have the same eye strenght prescription as you.
No, you cannot change the bifocal prescription on glasses without changing the lens. The lens is what is prescribed by your eye doctor. The frame, however, can be changed.
You need to get an eye exam and prescription glasses or you will have constant headaches and migranes
If you have trouble reading then yes non-prescription reading glasses would be beneficial to your eyes. You may also consider gettng your eyes examined by an eye doctor.
Has your prescription changed, or do you you feel you need to get a new prescription. If not you should be able to find places that can make progressive lenses using your old glasses. They just need to get your prescription somehow.
You can get advice in any of the eye doctor sections at Walmart or Costco. They have prescription glasses as well as tests to help with your vision that is really cheap and effective.