Contact Lens Basics

Know it all before you get Contact Lenses!

A great number of people around the world suffer from vision deterioration, it may be due to old age, disease of retina, cornea, headache etc but these are few ailments, the majority of people are suffering from many more complexities of vision deterioration. To help people with vision, Salvino D'Armate from Italy first invented the wearable eyeglasses in around 1284 and since then they have made inroads into the lives of common people.

Who invented Contact Lenses?
Contact lenses are there since 1948 when Kevin Tuohy invented the soft plastic lens for contact, before him there were many people who had thought of it, but Kevin Tuohy made it a reality. Leonardo da vinci sketched and described several form of contact lenses in 1508 and in 1632 Rene Descares suggested the possibility of a corneal contact lens. The idea of making glass contact lens was first mooted out by Adolph Fick.

What If I Want To Use Contacts?
If you are used to wearing spectacles and have never used contact lenses, here are some tips which you must know before using contact lenses.

1. An eye care specialist should be consulted before using it. A regular eye test can help in detecting eye disease before you notice the effects on your sight. An early treatment can prevent you from getting harmful in future.

2. If you are going for an eye test, you should take your glasses you use along with you and you tell the name of the medicine prescribed by the earlier doctor and you can tell the name of the doctor if it is necessary.

3. The specialist will discuss about your eye test results and the eye health. Do not be afraid to ask any sort of questions related to your eye test.

So, What Types Are Available?

Soft Contact lenses:
These lenses are made from oxygen permeable which is a water-loving plastic. As much as 30 to 80 percent water is contained in it depending on the type of lens. That is why that more and more people adopting these glasses due to the comfort of soft lenses. They are also easy to adapt and fit comfortably and securely. 

Toric lenses:
The persons who suffer from astigmatism are usually prescribed with these toric contact lenses.
Disposable Contact lenses: These contact lenses are good as they decrease the possibilities of its wearer getting infected after a specific period of time and the replacement is also easy as the lenses are replaced with a new pair.

Gas Permeable lenses:
These lenses are made of special firmer plastics and are permeable to oxygen. Many people prefer to these lenses over the soft lenses because of its longer span of life.

Safety Practices
To protect your eyes from any possible infections as well as providing them long-term problem free contact lenses, there are numerous safety measures for choosing the right type, applying and wearing them. However, before using them there are some measures which one should keep in mind. They are:

1. It should be kept in mind that you have washed your hands before
 you insert or remove the contact lenses.
2. Contact lenses should never be lent or borrowed.
3. When cleaning your lenses, it should be remembered that you are using the solution provider for cleaning them.
4.If the contact lenses get torn or damaged, replace them immediately.

Before you go for these contact lenses, keep in mind that all are not able to wear contact lenses, if you prone to eye infection, then you cannot wear them. If your eyes are sting, burning or itching which is the common sign of dry eye, better consult with your eye specialist. A feeling of discomfort within the eye or general discomfort may also regarded as a signal for dry eye and it will be better to visit an eye care specialist before you use them
.
If I have problem like dry-eye can I wear contact lenses?
If you have a dry eye, then you should refrain from wearing contact lenses at all. It basically means you may have shorter contact lens or you may use it occasionally. Using eye lubrication drops may help you in wearing contact lenses. It should be kept in the mind that you consult the eye care specialist before you go for contact lenses.