About 398,000 results
Open links in new tab
  1. Visual Acuity Test (Snellen Eye Test Chart): What It Is

    Visual Acuity Test (Snellen Eye Test Chart) A visual acuity test is a common part of your regular eye exam. It’s a quick, easy way for your eye care specialist to check your vision. It’s the first …

  2. Visual Acuity Score: Tests, Charts & Scores Explained

    Oct 10, 2024 · A visual acuity test is a type of eye examination that measures your ability to see details at a specific distance. Optometrists use visual acuity tests to help determine the level of …

  3. Visual acuity (VA) is commonly referred to as the sharpness of vision, measured by the ability to discern letters or numbers at a given distance according to a fixed standard.

  4. Visual Acuity Testing (Snellen Chart) - MDCalc

    Visual acuity worse than 20/25 should be evaluated by a licensed eye professional to determine whether corrective lenses or other treatments may be necessary. Visual acuity is not a …

  5. What Is Visual Acuity? Meaning, Chart Types, Tests & Vision Scale …

    Jul 11, 2025 · Visual acuity screening is quick, painless, and easy. They are a starting point to determine whether glasses or contacts are necessary and to monitor the change in vision over …

  6. Visual Acuity - American Academy of Ophthalmology

    Jan 20, 2022 · Visual acuity measures how sharp your vision is at a distance. It is usually tested by reading an eye chart. How is visual acuity tested? The Snellen eye chart, with its familiar …

  7. Visual Acuity - StatPearls - NCBI Bookshelf

    Jan 11, 2021 · The goal of the visual acuity test is to determine the visual clarity or sharpness of vision of a patient. This is tested using the ability to distinguish different optotypes (stylized …

  8. Visual acuity test: MedlinePlus Medical Encyclopedia

    Jan 20, 2025 · The visual acuity test is a routine part of an eye examination or general physical examination, particularly if there is a change in vision or a problem with vision.

  9. 20/20 Vision: What Is Visual Acuity, How It's Tested, and More

    Aug 1, 2025 · Measuring your visual acuity is one of the first procedures you're likely to take during a comprehensive eye exam at an optometrist. This visual acuity test is a critical part of...

  10. What Is a Visual Acuity Test & How Does It Work?

    Jul 21, 2025 · Eye care professionals use a visual acuity test to quantify this aspect of vision. This test is a primary step in identifying vision changes and detecting common refractive errors as …