Some disposable contact lenses are approved for daily wear only and others for extended wear. Extended wear lenses are made of materials that allow more oxygen to reach your eye which makes it safer to sleep in them.
Vision Glossary by Letter
Ablate (L. ablatio =removed )- In surgery, is to remove.
Ablation zone- The area of tissue that is removed during laser surgery.
Accommodation- The ability of the eye to change its focus from distant objects to near objects.
Acuity- Clearness, or sharpness of vision.
Acular- Ketorolac Tromethamine- non steroidal anti-inflammatory eyedrop used to reduce pain after PRK. Manufactured by Allergan.
Astigmatism- A distortion of the image on the retina caused by irregularities in the cornea or lens.
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