What is 20/40 central vision

Assessments for conditions affecting the eye

• visual acuity: central vision, the vision you use to see detail. ⚫ visual ... 6/12 (20/40). 0.3. 15.0. 6/18 (20/60). 0.5. 10.0. 6/24 (20/80). 0.6. 7.5. 6/36 ( ...

Loss of central vision; Night blindness; Loss of peripheral vision; Blurred vision ... Visual acuity between 20/40 and 20/63 is mild vision impairment. Visual ...

Myopia or nearsightedness. Generally speaking, 20/40 vision is synonymous with myopia. That eye exam score is the average level of visual acuity for nearsighted ...

Legal blindness in the United States is considered to be 20/200 vision. DMV's Vision Screening Standards are: 20/40 with both eyes tested together and; 20/40 in ...

Blindness is also categorized according to the degree of constriction of the central visual field in the better eye to less than 10 degrees. ... 20/40; 0.3. 6/18 ...

Corrected Distance Visual Acuity - an overview

... central lens clarity, central macular function and optic nerve conduction. If ... visual acuity improved from 20/40 to 20/25 at 3 years. The mean uncorrected ...

That swelling, or edema, was distorting her central vision, leading to the blurriness she experienced. ... 20/40 in the better-seeing eye—so the ...

For example, maybe the smallest letter you can read on the chart corresponds to 20/40. This means someone with normal vision can see the letters ...

– Most young people with healthy eyes have 20/15 vision, or even slightly better. 20/40 – The lowest measurement required by most states to ...

If the furthest you can see is above the 20/20 vision line, you could have 20/40 vision. ... central visual field, e.g. the sides of your vision. Colour ...

What does 20/20 vision mean?

... vision can see a letter clearly. Thus if you have 20/40 (or 6/12) vision then you will just be able to see something from a distance of 20 feet that a ...

... vision a healthy human eye should possess, encompassing central and peripheral vision. ... Having 20/40 vision means you need to be twice as ...

... vision especially when he or she can see better than 20/40. We are ... This is the characteristic situation with a central posterior ...

This is the “gold standard” for determination of ocular function involving central vision. ... cannot read Row 5, then this patient's visual acuity would be 20/40 ...

For example, a person with 20/40 vision means that they need to be twice as close to an object to see it as clearly as someone with normal (20/20) vision.

What is visual acuity? 20/20, 20/40, what does it mean?

Also called central vision, visual acuity is a very important statistic in the eye doctor's office. A visual acuity test is performed by an ophthalmic (or ...

20/40 (6/12) indicates that the line you correctly read at 20 feet (6 meters) away can be read by a person with normal vision from 40 feet (12 meters) away.

When your visual acuity is measured, your optometrist is testing your central vision ... 20/40 vision. (This means that the person needs to approach a distance ...

To evaluate your visual disorder, we usually need a report of an eye examination that includes measurements of your best-corrected central visual acuity (see ...

20/40 vision means that the test subject sees at 20 feet what a person with normal vision sees at 40 feet. So your vision is getting worse if ...

Visual acuity

6/15, 3/7.5, 0.40, 2.5, 0.40. 20/40, 10/20, 6/12, 3/6, 0.50, 2, 0.30. 20/30, 10/15, 6/9, 3/4.5 ... "Normal" visual acuity (in central, i.e. foveal vision) is ...

Central office · DMV locations · State Patrol · Transportation Region Offices ... 20/40 vision or better in each eye; 70 degree field of vision from center in ...

... visual acuity of no worse than 20/40 in Snellen notation. ... Peripheral or side vision is the field of view that surrounds the central portion of the vision ...

20/40 both eyes open, worse eye not less than 20/200; Visual Field -120 ... Central or Peripheral Scotomas. If this condition is detected further testing will ...

With 20/40 acuity, the person must move up to 20 feet to ... These new vessels leak fluid or blood, which distorts the macula, causing central vision to blur.