Text Visibility Charts
Learn the best height and contrast to use for your sign’s letters, for maximum visibility at various distances and speeds.
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Learn the best height and contrast to use for your sign’s letters, for maximum visibility at various distances and speeds.
6511 Chillum Place, NW
Washington, DC 20012
TF / 800 4 GELBERG
P / 202 882 7733
F / 202 882 1580