How to choose comfortable contact lenses?
to Pick the contact lenses correctly can only ophthalmologist, therefore, it is necessary to consult a doctor that has special training in contact vision correction consultation, and to clarify, can you use contact lens, taking into account: age, degree and type of violations of view, wishes and health status.
This is very important because wearing contact lenses there are a number of contraindications: Allergy, diseases of the lacrimal apparatus inflammation in the eyes, glaucoma, strabismus, ectopia lentis.
If you decide to change glasses for contact lenses, then immediately go to an ophthalmologist or physician contactology. In most modern clinics for the selection of the lenses used in computer diagnostics. In properly selected lenses eyes feel easy and comfortable. By the way, to buy a high-quality contact lenses at an affordable price you can online store: .
There are doctors who suggest to get used to the lenses gradually. It's certainly not bad. But experienced doctors say that lenses in which the eye experience pain longer than fifteen minutes - just not yours. It is unlikely you will be able to wear.
we are Talking about pain in the eyes, because the slight nausea and headache of habit - phenomena, to which, again, need to get used to. But the eyes themselves don't have to hurt. Lens selection is important and difficult. The lens should have a comfortable fit. To be quite moving, not to block the free access of the lacrimal fluid. Between the cornea and the lens must form a fluid space of pure tears. Too tight fit of the lens does not allow the tears to bathe the cornea.
Selecting comfortable contact lenses, you need to remember three parameters: strength d, the diameter of the contact lens and the basic curvature of the cornea. Now without medical attention in any salon you will be able to change your lenses.
the packaging of each lens indicated by the symbol:
the- BC - base curvature;
- DIA - the diameter of the lens;
- D - diopter.
a Graphic image of the sun indicates that the contact lens contains UV protection, and the number next to the hourglass indicates the expiration date. Expiration date valid for unopened lenses. If you opened the package, the clock is ticking. Even if open lens stored in sterile solution, then the two weeks runs out in the specified period. Lenses not “been peredelyvala”. It is dangerous in such a serious disease such as keratitis, is an inflammation of the cornea.
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Source: http://uzinform.com.ua/
