How To Use Snellen Chart
What is how to use snellen chart?
A snellen chart is a chart used by eye care professionals to measure visual acuity. It consists of multiple rows of letters or symbols of varying sizes. The purpose of using a snellen chart is to assess the clarity and sharpness of a person's vision. By standing a specific distance from the chart and identifying the smallest line of letters or symbols they can read, individuals can determine their visual acuity.
What are the types of how to use snellen chart?
There are different types of snellen charts available, each designed for specific purposes. The most commonly used snellen chart is the Standard Snellen Chart, which displays 11 rows of letters decreasing in size. Another type is the Tumbling E Chart, which is used for individuals who can't read or recognize letters. It consists of the letter E facing in different directions. The Landolt C Chart is used for individuals who can't read or recognize letters but can identify shapes. It displays the letter C facing different directions.
How to complete how to use snellen chart
To complete a snellen chart test:
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