Contact lens is small optical lens worn on the cornea to correct vision.
It is used to correct myopia, Hypropia, Astigmatism and presbyopia. Also used for cosmetic and therapeutic purpose.
Soft contact lens (most commonly used)>
Made for hydrogel and silicon hydrogel material.
• RGP (rigid gas permeable lens) It is hard but oxygen permeable lens its good for irregular cornea specially in kc.
• Toric lens (used in correct astigmatism)
• Multifocal contact lens -used for presbyopia (help in both distance & near vision)
• Therapeutic (bandage) contact lens (it is used for corneal problem, PostSurgery protection)
If you want to wear contact lenses first visit an eye doctor or optometrist will check your eyes properly and tell you if contact lens are suitable for you.
In recent year contact lens have become more popular especially among new users. This is become popular becuase they are more comfortable. Available in various type and easy to use. Many people stillhave worng concept about their safety and possible side effects.
About 140 millions people around the world use contact lenses to correct vision, cosmetics or therapeutics reasons.
Choosing the right contact lens. Here are some points to consider while selecting a sutable lens.
o Know your problems -the selection of lenses will be based on your needs that is the vision problem.CLrequried to be corrected refractive errors.
o Understands the types of lens available-knowing the various types of lenses available and their benefits can help you.
you can look scary with decorative contact lens but make sure they are safe for your eyes.
Contact lens helps improve vision, but they can also cause problem if not used properly.they are medical devices by FDA (food and drug administration) so you need a valid Prescriptionto wear them, even if you use them only for style or special occasion.
Many people think they don’t need a prescription for contact lens .it is very important to have an eye exam.
Common challenges & solutions
o Dry eyes- long term wear can cause dryness often relieved by lubricants eye drops.
o Keep your eyes moist specially if you are in an air conditions room or are working on a Computers.
o Do not rub the eyes with lenses. this can make them move or tear.
o Lubricating Drops -overheating or irritation can be treated with lubricating eye drops.
o Protect your eyes in Extreme Environments: if you are expose to dust, smoke or chlorinated water.
Daily wear of contact lenses day after day can cause long term dryness and irritation.
Try to-take a lens-free day for your eyes each week.
- Wear glasses at home or at night to rest your eyes.
- Change to glasses when you are ill.
Stay safe but be scary
Do’s
• See a doctor or optometrist for lenses, even if you have 6/6 vision.
• Always wash your hand before touching lens.
• Clean lens with fresh solution as instructed by your optometrist.
• Follow recommended wearing time (daily or monthly)
• Store lenses in proper lens case and solution.
• Replace case every 3 months and clean case after each use.
• Insert lenses before applying makeup and take them out before removing makeup.
• Replace lens according to schedule
• Remove contact lens before swimming and showering
• Avoid tap water to wash or clean your lens or lens cases.
• See your doctor or optometrist if your eyes red, pain or irritated and blur vision while wearing contact lens.
• Blink your eyes frequently while using a hair dryer to keep your eyes from getting too dry.
Don’ts
• Don’t share your lenses to anyone this will spread bacteria or germs.
• No matter how tried you are after festivities party do not sleep while wearing contact lens remove them let your eye rest.
• Don’t sleep with lenses.
• Don’t used expired lens solution.
• Don’t used damaged lens (tears or scratches)
• Don’t wash lenses with tap water.
• Removed immediately if irritated or if you feel unwell.
• Don’t use hand cream or lotions before touching lenses.
• Don’t wear contact lens if your eye r red or painful.
• Don’t wear lenses longer than recommended time.
Contact lenses are safe and effective when used properly.by following the correct do’s and don’ts, you can keep your eyes healthy.
