Since contact lenses are corrective lenses for contact with the eye, I presume you mean the general case with optics.
The answer is that lenses can be in contact with each other and often are. But it is very difficult to put two lenses into contact without a gap, so these lenses are usually bonded together with optical cements.
Lenses have been made with liquid elements between lenses, too.
by wearing glasses or contact lens. Even corrective eye surgery can help.
Both provide adequate vision correction but contact lenses provide long term benefits. With eyeglasses, the eye experiences strain between itself and the lens of the eyeglasses. With contact lenses, there is no strain because the corrective lens is in contact with the surface of the eye. Devoted contact lens wearers experience little or no worsening in vision in comparison to devoted eyeglass wearers due to this eye strain factor.
Yes the contact lens is a medical device and you need a prescription form an eye doctor to order them (especially online).
Mostly its about the responsibility that goes along with contact usage, second it could be the type of corrective lens that was needed. also there is the cost involved.
A common way of correcting this problem is the use of corrective lenses in glasses or contact lenses
Lens is part of contact.
I have a prosthetic eye. It's like a contact lens, and it goes in similar to a contact lens
the first contact lens ever made was made out of glass.
no that is not true my mother has astigmatism and she has contact lens'.
The part of the eye that is similar to a contact lens is the crystalline lens.
One can go to Optimax for treatment for contact lens implants. This is for the severe levels of short sight and long sight. It replaces the natural eye lens with contact lens. Optimax does a great treatment.
Acuvue lens is a leader in the contact lens field because each individual lens is designed artistically and with topnotch craftsmanship. Acuvue lenses also last longer than the leading brands in contact lenses.