Custom Contact Lenses
Custom contact lenses refer to lenses that are specifically designed and manufactured to meet the unique needs of individual patients. These lenses are tailored to address specific vision corrections or eye conditions that cannot be adequately corrected with standard contact lenses or glasses. Here’s an overview of custom contact lenses and their applications:
Types of Custom Contact Lenses:
Rigid Gas Permeable (RGP) Lenses: These lenses are used to correct presbyopia, a condition that affects near vision as people age. Multifocal contact lenses have different zones for near, intermediate, and distance vision, allowing wearers to see clearly at all distances without the need for reading glasses.
Scleral Lenses: Scleral lenses are large, gas-permeable lenses that vault over the cornea and rest on the sclera (white part of the eye). They are used to correct irregular corneas caused by conditions such as keratoconus, corneal scarring, or post-surgical complications. Scleral lenses provide a more stable fit and improved comfort compared to traditional lenses.
Orthokeratology (Ortho-K) Lenses: Ortho-K lenses are gas-permeable lenses that are worn overnight to reshape the cornea temporarily. They correct myopia (nearsightedness) during the day, allowing users to see clearly without the need for glasses or daytime contact lenses.
Custom Soft Contact Lenses: Custom soft contact lenses refer to soft lenses that are specially designed and tailored to meet the specific needs of individual patients. These lenses are customized to provide optimal comfort, vision correction, and fit, particularly for individuals with more complex prescriptions or unique eye shapes.
Hybrid Lenses: Hybrid lenses combine a rigid gas-permeable (RGP) center with a soft lens skirt around the edge. They offer the clear vision of an RGP lens with the comfort of a soft lens, making them suitable for patients with irregular corneas or those who find traditional RGPs uncomfortable.
Prosthetic or Cosmetic Lenses: These lenses are used for medical or cosmetic purposes to mask eye conditions such as iris defects or to change eye color.
Benefits of Custom Contact Lenses:
Improved Comfort: Custom lenses are tailored to the specific curvature of your eye, providing a more comfortable fit compared to standard lenses.
Enhanced Vision Correction: Custom lenses can correct complex vision problems or irregularities in the cornea that standard lenses may not adequately address.
Specialized Solutions: They offer solutions for conditions such as astigmatism, presbyopia, keratoconus, and post-surgical complications, allowing individuals to enjoy clear vision and improved quality of life.
If you are considering custom contact lenses, it's important to consult with an eye care professional who specializes in fitting specialty lenses. They can assess your eye health and determine the best type of custom lenses to meet your individual needs and preferences.
Here is a common list of conditions where
custom contact lenses can be used:
Keratoconus
Pellucid marginal degeneration
Post surgical corneas:
Corneal transplants
Refractive surgery or laser corrective surgery
LASIK (Laser-assisted in situ keratomileusis)
PRK (Photorefractive keratectomy)
RK (Radial Keratotomy)
Pterygium excision or removal
Corneal scarring
Corneal dystrophies
Dry eye syndrome
Chronic inflammatory conditions
High or irregular astigmatism
Aniridia
Aphakia