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You should always follow the instructions your eye care professional gave you or follow the instructions usually printed as a patient leaflet that is inserted into your contact lens box. Usually daily wear contact lenses should be thrown away after 6-8 hours or according to your ecp. Nowadays some lenses can be worn up to 6 days and nights without having to take them out. These lenses are manufactured and distributed by companies such as Johnson & Johnson (Vistakon), Cibavision (AirOptix) and some Bausch&Lomb.
Proclear lenses, made by CooperVision, are one month contact lenses, and should never be used to sleep in.
Te lens on a camera is not something that requires changing. Many cameras have fixed lenses that cannot be changed, while others have lenses that can be changed to meet your requirements, such as wide angle lenses or telephoto lenses.
B and L stands for Bausch and Lomb and they used to own Ray Ban before they sold to luxotica in 1999 so you may have gotten an old pair of ray bans. Luxotica are the only ones that make them in Italy. Bausch and Lomb is made in the usa. The only way to know for sure is to check the lenses to see if it has BL etched into the lenses. There should also be a model number on the inside of the other arm.
You can wear your normal sunglasses if you want to be careful you can wear something a little bit stronger but you shouldn't have to change anything
When shopping for contact lenses you should make sure that they are doctor prescribed. You should also consider buying them in bulk.
You should always store them in a contact lens container before you put them in again. This should have some contact lens solution in it, to sterilize the lenses. If they are disposables, then just throw them away and then you can buy contact lenses online
An adult should buy your contact lenses for you if you are under 18 but anybody can where contact lenses, make sure you take care of them and get the right size for you.
Yes, they can. But you should take out the lenses.
They should Gray
should be 15 and older
Typically glass or plastic. If you are interested in learning specifically about contact lenses, you should visit Guru4Eyes.com (www.Guru4Eyes.com/contactlenses.html)