Perfect vision, unfortunately, only a few people have. Many have been wearing glasses since childhood. But such an accessory is not to everyone's taste. Contact lenses are a great alternative. These devices for vision correction have recently become very popular. Both foreign and domestic manufacturers offer their products.
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Today there are a huge number of contact lenses on the market, which differ in shape, purpose and material. All of them can be divided into hard and soft. Rigid lenses are prescribed by a doctor in rare cases. But long-wear soft contact lenses are very popular not only among those people who suffer from visual impairment. With their help, you can change the color of the eyes.
By purpose, contact products for vision correction are divided into therapeutic, cosmetic and optical. One device can combine several purposes at once. Thus, long-wear contact lenses can not only correct vision,but also the appearance of the eye.
Also, all vision correction instruments are divided into traditional and planned replacement. The first type of lenses can be worn for a long time, and the second type needs to be changed several times a month.
How to choose contact lenses?
To offer this or that type of product, the specialist must first examine the patient's vision. An ophthalmologist can examine each eye separately using special equipment. The doctor must find out how much vision is reduced, what condition the eye muscles are in, whether intraocular pressure is increased. Only after a complete examination, you can choose contact lenses. The pros and cons of a particular model should be clarified before purchasing.
A very important indicator is the correct fit of the lenses on the eyes. After all, the eyeballs of individual patients differ in shape and size. Before selecting a specific model, the ophthalmologist must measure the size of the eyeball with a special device.
Patients with increased dry eyes are advised to choose contact lenses for scheduled or daily replacement. Traditional options are not suitable for patients with sensitive corneas. Drops when wearing contact lenses will also help to remove discomfort.
To make sure that the lenses are correctly fitted, the ophthalmologist may suggest that the patient wear trial lenses. Sometimes, in order to find the right option, you have to measure several pairs of products. It is difficult to say unequivocally which contact lenses are better. Reviews aboutdifferent manufacturers. The selection should be made based on your own feelings during the fitting.
How to wear?
At first glance it may seem that the use of contact lenses is a whole science. In fact, learning how to put them on and take them off is quite simple. Most people manage to use the product correctly from the second fitting. Lenses can become an integral part of the eye.
Any products take a little time to land. It can take up to 10 minutes from the moment the lenses are inserted before they are no longer felt at all. The ophthalmologist will provide precise instructions for handling vision correction instruments and tell you which drops to purchase when wearing contact lenses. For reference, let's say that popular drugs are solutions "Oxial", "Hilo", "Komod" and others.
Sleep use
Many patients wonder if they can wear contact lenses while they sleep. Most vision correction products are designed to be worn only while awake. This means that they should be put on in the morning and removed before bed at night. But there are also more expensive models on the market that can be used during sleep.
Experts still do not recommend the use of products continuously. The eyes, like the rest of the body, need to rest during the night's sleep. Long-term use of vision correction devices without interruption can cause not only visual impairment, but alsoother complications requiring long-term treatment.
Benefits
For people who need constant vision correction, contact lenses will be a real find. After all, the glasses ruin the look. But the person who put on contact lenses is not so easy to identify. Such a device will come to the aid of girls who care about their own style.
Everyone should know how to choose contact lenses that are suitable not only for medical reasons, but also for color. After all, high-quality models can also make eye color more expressive or even change it.
Contacts for vision correction are very convenient to use. They can be worn throughout the day. This device is especially convenient during sports. If you have a swimming lesson, you will have to get additional special glasses.
Sunglasses can be worn over lenses in the summer. So vision will be at the right level, and mimic wrinkles will not appear.
A few shortcomings
Despite the fact that manufacturers offer comfortable and soft contact lenses, the cornea of the eye can still perceive the product as a foreign object. As a result, an allergic reaction may occur. If the device is used incorrectly, it can seriously damage the eye.
All contact lenses pros and cons are completely different. solid modelspractically do not pass oxygen. Violation of gas exchange can cause an inflammatory process in the eye.
A huge disadvantage is the cost of contact devices for vision correction. A quality product is quite expensive. In addition, any device will have to be replaced sooner or later. Before purchasing contact lenses, it is better to check with an ophthalmologist about the pros and cons of a particular model. You should use every opportunity not to overpay.
Use it right
First of all, you need to remember that lenses are a medical device. Before using them, it is advisable to consult a specialist. It is worth purchasing only proven models that have received the approval of specialists. Considerable popularity, for example, is used by Acuvue contact lenses. Reviews about this manufacturer are only the most positive.
Wash your hands well before using the product. Contact lenses should also be stored properly. See your ophthalmologist for the pros and cons of using special lens solutions.
The product must be used before the expiration date. Continued wearing may damage your eyes. Lenses must be removed when sleeping at night.
Soft products require special care. No drops should be dripped on them without the permission of a doctor. The only exception can be special drops that are designed to moisturize the eyes.
