display consisting of a printed card with letters and numbers in lines of decreasing size; used to test visual acuity
A Snellen chart is an eye chart used by eye care professionals and others to measure visual acuity. Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in 1862. Vision scientists now use a variation of this chart, designed by Ian Bailey and Jan Lovie.
The numerical value of snellen chart in Chaldean Numerology is: 8
The numerical value of snellen chart in Pythagorean Numerology is: 5
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"snellen chart." Definitions.net. STANDS4 LLC, 2017. Web. 23 Jul 2017. <http://www.definitions.net/definition/snellen chart>.