File:Snellen chart.svg

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English: A typical Snellen chart. Originally developed by Dutch ophthalmologist Herman Snellen in 1862, to estimate visual acuity.
Date 23 July 2008, 03:34 (UTC)
Source Own work by uploader, Based on the public domain document: [1]
Author Jeff Dahl
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A Snellen eye chart.

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current03:58, 23 June 2008Thumbnail for version as of 03:58, 23 June 20081,303 × 1,624 (112 KB)Jeff Dahl
03:34, 23 June 2008Thumbnail for version as of 03:34, 23 June 20081,304 × 1,716 (111 KB)Jeff Dahl{{Information |Description={{en|1=. When printed out at this size, the E on line one will be 88.7 mm tall and when viewed at a distance of 20 ft, you can estimate your eyesight based on the smallest line you can read.}} |Source=Own work by uploader, Based

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