Age is the biggest risk factor, the older you get the more likely you are to develop glaucoma. Those who have suffered an eye injury, people with high blood pressure, diabetics, African Americans and people with a family history of glaucoma.
There are usually no signs that you're developing glaucoma until vision loss occurs, which is why it's so important to have regular annual eye exams.
If neither of your eyes can see better than 20/60 without improvement from glasses or contacts, you may be defined as visually impaired. In addition, poor night vision, limited side vision, double vision and loss of vision in one eye may also determine visual impairment.
Low vision is a term describing a level of vision below normal (20/70 or worse) that cannot be corrected with conventional glasses. Low vision is not the same as blindness. People with low vision can use their sight. However, low vision may interfere with the performance of daily activities, such as reading or driving.
No, because it does not provide the specifications for lens diameter, thickness and base curve. A new prescription must be carefully fitted by an eye care specialist to avoid serious adverse reactions.
You are legally blind when the best corrected central acuity is less than 20/200 (perfect visual acuity is 20/20) in your better eye, or your side vision is narrowed to 20 degrees or less in your better eye. Even if you are legally blind, you may still have some useful vision. If you are legally…
These are in-depth procedures that are usually performed by either an Ophthalmologist or Optometrist.