Ads
related to: 9.8 pravana color swatch chart 120 colors for sale amazonebay.com has been visited by 1M+ users in the past month
Search results
Results from the WOW.Com Content Network
A Snellen chart is an eye chart that can be used to measure visual acuity. Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in 1862 as a measurement tool for the acuity formula developed by his professor Franciscus Cornelius Donders .
Ads
related to: 9.8 pravana color swatch chart 120 colors for sale amazonebay.com has been visited by 1M+ users in the past month