Visual Acuity and the Snellen Chart
How to Check Your Patient's Visual Acuity
How to use Snellen Eye Chart and Interpret Results
What is 2020 vision? (It's not what you think)
Visual acuity test- Snellen chart
What Is A Snellen Acuity Eye Chart?
What do the numbers like 20/20 mean when you have an eye exam?
Visual acuity Scales. Difference among 6/60, 6/36,6/24 6/12, 6/9 and 6/6?
20/20 Vision: What Does It Mean?
How to read your eyeglass prescription report.
What is 6/60 on the Snellen Chart?
Visual Acuity Test
Visual Acuity: how to explain in 90 seconds
Almanac: The eye chart
What is 6/12 vision on the Snellen Chart?
What is 20/20 Vision?
How Does That Hot Air Balloon Know Your Eye Power? | A Look Into
Home Eye Test! If you fail, see an EYE DOCTOR!
What is 6/18 on the Snellen Chart?
Your Glasses Prescription Explained | Specsavers