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snellen chart


Definitions from WordNet

Noun snellen chart has 1 sense
  1. Snellen chart - display consisting of a printed card with letters and numbers in lines of decreasing size; used to test visual acuity
    --1 is a kind of
    display, presentation

Definitions from the Web

Snellen Chart

A Snellen chart, also known as a Snellen eye chart, is a tool used by ophthalmologists and optometrists to measure visual acuity. It consists of several rows of letters or symbols that progressively decrease in size from top to bottom.

Sample sentences:

  1. During an eye examination, the optometrist asked me to read the letters on the Snellen chart.
  2. Patients with poor vision may struggle to correctly identify the smallest letters on a Snellen chart.
  3. The Snellen chart is a common tool used to assess the quality of a person's eyesight.

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