Contact Lense Deigns

1. Complete Inspection
Before buying a contact lens, make sure your eyes are checked thoroughly. Starting from the minus size, cylinder, curvature of the cornea, to the general health of the eyes and petals. This check is useful so you can find contact lenses that really match the state of your eyes and ensure your eyes stay healthy.
 2. Note Size
In addition to using contact lenses with a power range that fits, the size of curvature, and water content is also very determining the comfort factor. Due to the curvature or base curve of contact lenses that are too large, can make contact lenses loose so easily detached. Conversely too small a curvature will make contact lenses too tight and unhealthy for the eyes. Finally, make sure the water content of the contact lens is in accordance with the eye condition. The higher the water content of the contact lens, the more water in our eyes is absorbed by the contact lens.
 3. Select Secure Contact Lens Material
The basic materials of contact lenses are usually made of hydroxyethyl methacrylate (HEMA), a type of polymer material that can contain water. And in the 1990s launched contact lenses made of silicone hydrogel. Silicone hydrogel material is more forward oxygen to the eye when contact lenses are used. To find the best, there is no harm if you try first trial of the contact lens you want. In addition to testing the comfort, try contact lens trials are also useful to check whether the contact lens is matched in size to the eye.
 Good contact lens criteria are seen from the comforts of contact lenses when used and also the health of the eyes that is maintained with the use of contact lenses. Not from the brand of contact lens you choose, let alone just from the cheap price offered. Purchase contact lenses in a reliable place