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Doctor insights on: Standard Eye Test Chart

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Cyl eye test -2.5 means what?

Cyl eye test -2.5 means what?

Astigmatism: The 'cyl' column in your eye prescription refers to astigmatism. You can think of astigmatism like warping on the surface of your eye -- like a football shape compared to a basketball shape. You have 2.5 diopters of astigmatism. ...Read more

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Is 20/30 on a eye test passable?

Is 20/30 on a eye test passable?

Yes but. . .: 20/30 if best corrected vision, is one line less good than the standard 20/20. It is still good vision; for instance in many states the minimum standard for an ordinary driver's license is 20/40 so someone with 20/30 would pass that test. ...Read more

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How to pass the air puff eye test?

How to pass the air puff eye test?

Glaucoma test: The "air puff" test is just a method to measure the pressure inside your eyeball. High pressures may require additional work up. Without medication or surgical intervention, you cannot lower you eye pressure to "pass" the test. ...Read more

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What to expect for first eye test?

What to expect for first eye test?

Understanding: If you have not had an eye test ever in the past, then you probably have very healthy eyes at age 37. You should see an ophthalmologist for this. The first examination will include a measurement of visual acuity, a measurement of eye pressure, a high power microscopic view of the front of the eye and a look at the back of the eye including the retina. Other tests might also be done. ...Read more

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How are eye vision test generally scored?

How are eye vision test generally scored?

Compared to standard: The chart used to test the eye is calibrated for normal vision at 20 feet. The outcome achieved is compared to what a normal eye can see at 20 feet. So if you can only see at 20 feet what a normal eye sees at 40 feet, your vision is considered to be 20/40. This is measured with and without corrective lenses at distance and at near. The vision with correction is considered to show the true vision. ...Read more

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What to do if I had my eye test the other day.?

Please expand question: What question did you have regarding the test that was done? Let us help you answer what you're worried about. ...Read more

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What to expect at my eye test appointment tomorrow?

What to expect at my eye test appointment tomorrow?

Complete eye exam: In a complete eye exam, an assistant will typically obtain your history, along with whatever medications and allergies you have. Then your visual acuities will be checked with a refraction to determine if you need glasses. The doctor will examine all of the structures in the front and back of your eyes, along with checking your eye pressures. Drops may be used to dilate your pupils temporarily. ...Read more

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What kind of eye tests should children regularly get?

What kind of eye tests should children regularly get?

Depends on age: Infants and young children should have their red reflexes checked at routine well visits. Older infants and very young children should be screened for strabismus. Those who are developed enough to read an eye chart should be screened annually for visual acuity. ...Read more

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What kind of eye tests should children regularly get?

What kind of eye tests should children regularly get?

Annual exam: Making sure there is no signs of amblyopia (blindness in one eye) and making sure their vision is normal in both eyes. (simple exam with pediatric ophthalmologist) and a dilated fundoscopic exam. ...Read more

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What is the cost of angiography test of eyes in india?

What is the cost of angiography test of eyes in india?

Not on Health Tap: I am sorry but that is a local question that the experts here on this international site cannot possibly answer. This is a question for the physician doing the test there in india. ...Read more

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What is the name of a machine that tests the pressure in the eyes?

What is the name of a machine that tests the pressure in the eyes?

Tonometer: There are several different devices and a few different mechanisms for tools that measure the internal eye pressure. All of them however are called 'tonometer'. This test, best done by an ophthalmologist, will determine whether you have a risk to your vision from elevated pressure. ...Read more

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How do they test on an eye reading chart; what do the numbers mean?

How do they test on an eye reading chart; what do the numbers mean?

Eye chart: They test visual acuity to determine type of glasses or contacts you might need. ...Read more

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What is the new 360 degree eye scan procedure? Is it painful? How lengthy is the test?

What is the new 360 degree eye scan procedure? Is it painful? How lengthy is the test?

More detail?: Do you have any more details on this test? Is it performed at optometrists office ophthalmologists? There are many different scans one can get of the eyes. If you can give us more detail, we can give you more helpful information. ...Read more

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I took vision express online eye test and it said that my eyesight was 17% above average, what to do?

I took vision express online eye test and it said that my eyesight was 17% above average, what to do?

Celabrate: You vision is better than most. That does not mean you do not need routine examinations, or there is no problems with your eyes. ...Read more

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What is KOH test for eyes?

What is KOH test for eyes?

Fungal test: If the doc suspect fungal infection around the skin of the eye then the test can be performed. ...Read more

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What are the tests for eye trauma?

Thorough eye exam: Eye trauma can range from mild to devastating. A thorough eye exam by an ophthalmologist is the best "test" for an injured eye. If necessary, imaging studies such as ultrasound and ct scans can be peformed too. ...Read more

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What are the tests for eye cancer?

What are the tests for eye cancer?

Eye exam and others: Eye "cancers" are fairly common if the lids are included, and can range from lid tumors like basal cells, to potentially blinding and life threatening tumors like choroidal melanomas, retinoblastomas, as well as tumors spreading from another location. A thorough eye exam, and adjunctive tests like ultrasound, x-rays, and angiography are all used to diagnose ocular tumors. ...Read more

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I have dark circles around my eyes. .......what tests should I do to know what causes this??

I have dark circles around my eyes. .......what tests should I do to know what causes this??

Unfortunately none: There are no tests for dark circles around the eyes. There can be a lot of different causes, including genetics, fatigue, lack of sleep, poor nutrition, getting older, sudden loss of weight, anemia. Best to see your primary care doctor if you're really concerned. ...Read more

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If I swayed while eyes closed during a Rombergs test does it mean I have a vestibular problem?

If I swayed while eyes closed during a Rombergs test does it mean I have a vestibular problem?

Possibly: Depending on eyes open or eyes closed, and depending on how much you swayed and how long it took you to sway, it is possible that you could have central vestibular problems, particularly involving the cerebellum. You must seen a neurologist for a thorough exam. ...Read more

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Can you pass the romberg test if you sway just a little bit? How long are you suppose to keep your eyes closed? What is considered failing

Screening test: Not an ultimate test, but rather a screen for integrity of propriaceptive function, including spinal cord, and peripheral nerve abnormalities, mainly, and useful for brainstem, and cerebellar problems. One keeps eyes closed for merely a few seconds, and subtle swaying may or may not be scored abnormal, depending on judgement of physician at time. Romberg is part of exam, not be all ; end all. ...Read more

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Baby's eyes bounce up and down when she gets mad and she sometimes zones out on you? What could that be and what tests would they do? 7 months old

Baby's eyes bounce up and down when she gets mad and she sometimes zones out on you? What could that be and what tests would they do? 7 months old

Possible seizure: Verticle nystagmus is unusual, take a video of it with your cellphone and bring it to your pediatrician who will order an eeg and tox screen. ...Read more

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Would strong cleaning products that accidentally go into eyes damage eyesight? Should I get an eyesight test after such incident or just let it go?

Would strong cleaning products that accidentally go into eyes damage eyesight? Should I get an eyesight test after such incident or just let it go?

Probably OK: Household cleaning products unless it was lye based are generally of too weak a strength to cause any major damage. I am guessing that you flushed out the eyes immediately. If your vision is fine, the eyes are comfortable and no red, then you can tough it out but see an ophthalmologist if any of these are positive. ...Read more

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Got my eyes checked. Its -1.00.axis left 0.25 and axis rite 0.75. don't know what it means. But I see the floor a little slanted. Did I give a wrong test?

Got my eyes checked. Its -1.00.axis left 0.25 and axis rite 0.75. don't know what it means. But I see the floor a little slanted. Did I give a wrong test?

Eye exam: Lee, the -1.00 is the strength of the lens in Diopters. It is how much the lens bends the light (in or out) to focus it on the back of your eye correctly. The axis has to do with a slight astigmatism you have. Your corneas are not perfect spheres. The axis tells the lens maker to put a little cylinder in your lens at a specific axis to correct your astigmatism. No worries. Hope this helps ...Read more

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How can I test eye dominance?

How can I test eye dominance?

Which eye dominant?: This is very important in refractive surgery. Line up one's thumb with both eyes open focusing on a distant target. Close the right eye and see if it is still aligned with the thumb. If it is you are right eye dominant if not you will notice it aligned when you close the left eye and you are right eye dominant. ...Read more

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Does cornea eye thickness test hurt?

Does cornea eye thickness test hurt?

No pain: There is a slight stinging from the numbing drop applied before the test. The test touches the center of the cornea with an ultrasonic, tiny probe which you will not feel. One touch is all and the data is recorded. Not a test to be worried about in the least. ...Read more

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What are good ways to test eye dominance?

What are good ways to test eye dominance?

Yes.: Here is how to do it. Take a piece of paper and cut a small hole in it. Using both hands, hold it at arms length and look through the hole at something. While continuing to look, slowly bring the paper to your face. The hole will be around your dominant eye. ...Read more