Font sizes used in Snellen chart when viewed at 20 feet and adapted
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![](https://www.researchgate.net/publication/253433795/figure/tbl3/AS:654363047522304@1533023716036/Font-sizes-used-in-Snellen-chart-when-viewed-at-20-feet-and-adapted-font-sizes-for.png)
Download Table | Font sizes used in Snellen chart when viewed at 20 feet and adapted font sizes for viewing underwater display at 40 cm. from publication: Determining the appropriate font size, and use of colour and contrast for underwater displays | Color | ResearchGate, the professional network for scientists.
![](https://www.researchgate.net/publication/362010675/figure/fig2/AS:11431281099603363@1669279312080/a-Snellen-chart-to-assess-visual-acuity-The-MAR-is-the-minimum-angle-of-resolution.png)
a) Snellen chart to assess visual acuity. The MAR is the minimum angle
![](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41598-021-99846-0/MediaObjects/41598_2021_99846_Fig1_HTML.png)
Binocular vision and the control of foot placement during walking in natural terrain
![](https://www.researchgate.net/publication/253433795/figure/tbl7/AS:654363047514121@1533023716152/Subjective-colour-preference.png)
Subjective colour preference
![](https://www.researchgate.net/profile/James-Morrison-3/publication/253433795/figure/tbl1/AS:654363047497728@1533023716008/Font-size-recommendations_Q320.jpg)
Font sizes used in Snellen chart when viewed at 20 feet and adapted
![](https://static.zennioptical.com/marketing/information/pd_ruler/measure/3tile_3Manual_PD_LP-lg.png)
How to Measure Pupillary Distance (PD)
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What Is the Easiest Font to Read?
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James MORRISON, Professor Emeritus
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Completing the work of a typeface that was started decades ago, by Simen Schikulski, A New Type of Interference
What font is closest to the Snellen Eye Chart? - Quora
Tumbling E Linear-spaced Distance Chart, Linear-spaced lines; line sizes range from 20/80 to 20/16. Lines are labeled with 20' notations only. This
![](https://sacor.ca/cdn/shop/products/600735_lar_201x.jpg?v=1562358852)
E Chart for 20 feet (6 meters)
Standard Paper Sizes - Coastal Creative
American paper sizes. Letter and Legal paper sizes.
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