The Meaning of Contact Lenses
Contact lenses are now a part of lifestyle. People use it no longer as an aid of vision, but also to beautify the appearance. No wonder, if finally there are contact lens with various colors and motifs.
But unfortunately, many people use contact lenses without knowing about the disadvantages. Instead of being different with a dazzling eye, using contact lenses is potentially damaging to the eye. Remember, the eye is one of the gentlest body organs.
Currently, there are many time limit usage of contact lenses. From the disposable one that only able to be used in a day up to contact lens that can be used for 180 days. You should pay attention to its usage time.
Contact lens (sometimes simply referred to as "soft lens") is a corrective, cosmetic, or therapeutic lens that commonly placed in the eye. Contact lens usually have the same utility as conventional glasses or regular glasses, but it is lighter and more invisible when used. Many contact lenses are colored blue to make them more visible when cleaned, stored, or when used. Contact lenses are sometimes deliberately made in other colors to change the appearance of the people who use it.
It’s estimated 125 million people in the world who use contact lenses (2% of human in the world) including 28-38 million in the United States and 13 million in Japan.
Contact lenses are magical pieces of plastic that can make you see more clearly without glasses. In most cases, contact lenses are used instead of glasses. Contact lenses can also be used to solve certain eye abnormality or can be used for cosmetic purposes to beautify the eye.
Not all contact lenses are the same, there are the safe one and also the risky one for the eyes. The contact lens industries offer many choices, but you should not ignore the advice of an eye doctor. There are people who try saving by using contact lenses longer than the time period of use suggestion. Of course, it is not a good thing. Although the quality of the lens will not diminish, the protein pile may obscure the vision.
Contact lenses are ocular prostheses used to solve some visual problems. The majority of contact lenses are used for vision correction for cosmetic reasons. There are different levels of knowledge in contact lens usage and care. Complications of contact lens usage occur due to several factors:
- misuse of the lens
- inappropriate lens usage
- eye disease
Contact lenses complications ranging from self-limiting to disturbing vision. It requires rapid diagnosis and treatment to prevent blindness. It is only a small percentage of the millions people who use contact lens that experienced complication, but it remains an important public health concern. Complications of contact lenses vary in general including the eyelids, conjunctiva, and all layers of the cornea (ie, epithelium, stroma, endothelium).
Before deciding to use a soft lens, you should check your eyes first to the ophthalmologist. Because not every user able to use soft lens safely. In addition, a careful examination of the eyeball is necessary to determine the degree of corneal curvature, corneal surface conditions, quantity and quality conditions of tears. If contraindications are found in the use of soft lenses such as dry eyes which tear production is small or less, irritation or infection of the eye, and impaired eye blinks, so the use of soft lenses is not recommended. It is necessary for you to know that using soft lens that is not follow the terms and condition is risky of irritation, such as reddish eyes, dry eyes, itchy, even corneal ulcer that can lead to blindness.