At what prescription should you get glasses?
buying glasses online in canada is not easy to understand various prescriptions for people who are dealing with bad eyesight, probably for the first time. These people immediately need to visit a doctor. Of course, the very first step is a thorough and detailed eye examination. Once you’ve had your eye examined, you would know when to wear glasses and with what frequency. The doctor will write a prescription and tell you how long you need to wear glasses.
However, if you’re still concerned about the particular level of prescription that requires you to get and wear glasses, this article might help you.
When to get glasses?
Eye specialists have been using various techniques to check canadian online eyeglasses prescriptions. They check your depth perception and visual acuity by conducting a test that helps them know the desired perception for your eyes. However, when to get glasses depends highly upon one’s vision.
- If your eye vision is 20/30 to 20/60, you don’t have a significant eye problem. You would not need to wear glasses more frequently.
- If your eye vision is 20/70 to 20/160, this means your eyesight is week. At this prescription, you would be required to wear glasses as recommended by your doctor.
- If your eye vision is between 20/200+, you’re having a problematic vision issue. At this prescription, the doctor might recommend you to wear glasses all the time to overcome vision problems.
Low prescription means you don’t need to keep wearing glasses every hour of the day. You might be required to wear glasses at the time of studying, or when you’re using electronic devices such as mobile phones or laptop. However, high prescription means that you have to keep wearing glasses all the time.
Understanding an Eye Prescription
You ever wonder what various abbreviations in an eye prescription mean. No one would be able to read an eye prescription without having genuine knowledge about these abbreviations. For instance,
- D. means that prescription is addressing issues in your right eye.
- S. means that prescription is addressing issues in your left eye.
- U. This means both eyes are having issues.
- Similarly, DV means you’re having a problem in distance vision. In this case, you will also see a plus sign on the prescription, which demonstrates a person is farsighted.
- V. means your near vision is problematic. In this case, you would probably see a minus sign that demonstrates you are having trouble in near vision.
When to get your eyes examined?
You know you need to see an eye specialist get your eyes examined when you begin to have the following problems.
Troubles in having a clear vision: Your eyes require a thorough examination when you are unable to have a clear vision. This leads to having a blurred vision. You won’t be able to have a clear vision of things that aren’t too far. You will experience difficulty in reading books. During this condition, it is wise to give your eyes a little rest.
Pain in eyes: In this case, you feel constant pain in your eyes even if you have not put too much pressure on your eyes. If you try to focus on things, your eyes will strain. It will start to ache even if you hold a book close to your eyes. This usually happens because of the excessive use of mobile phones. Try giving your eyes some rest, and if it continues to ache, see a doctor immediately.
Constant Headaches: Another symptom of having a vision issue is a constant headache. Frequent pain in the eyes can lead to a headache. This is when you immediately need to get glasses.
Other than that, if you are having trouble seeing at night, you’re unable to view various patterns, you feel colors fading, etc. is when you need to get glasses.
When to change your prescription glasses
You don’t need to replace your current glasses which you may have bought from any eye glasses canada websites if they are functioning well because it will just be an addition to your expenses. However, eye specialists suggest that you need to change prescription glasses after every 1-3 years specially after buying from glasses online Canada forums
Changing your glasses according to the changing prescription is highly important. If you continue to wear old glasses even when your eye prescription has changed, it will adversely affect your eyesight.
You experience headaches even after wearing glasses: If your eye prescription has changed, but you’re still wearing old glasses, you will experience a constant headache. It will also cause eye pain. This is when you need to get a new prescription.
Double vision: Wearing a wrong prescription can lead to double vision. You will begin to see things double. If you experience this, you should know that you immediately need to get your eyes examined and change your glasses.
Scratches in glasses: You won’t be able to see things clearly if there are scratches in your glasses. Even if you don’t need a new prescription, you will still need to change your glasses to have a clear vision.