The Snellen Eye Chart is one way to measure visual acuity Snellen visual acuity was named after Dutch ophthalmologist Herman Snellen and it was developed in 1862.

The most important part of testing any organ, is the test of how well the organ works. So, when it comes to the eye, we need to assess how well the eye sees. This function is known as the visual ...

Snellen ‌ The Snellen test uses a chart that contains letters or symbols. These letters are arranged into rows — each row becoming progressively smaller and smaller down the chart.

Here's everything you need to know about the Snellen eyesight test and the other minimum eyesight requirements, according to the DVLA's current… ...

Visual acuity is tested by reading black letters against a white background (Snellen chart) in indoor conditions with bright lights. It is a high-contrast procedure designed to test the sharpness ...