Graham Field Health Snellen Eye Chart
Price: $ 3.00
4.9(223)
Non-reflective, matte finish with green and red color bars. 20' distance. 22 x 11. The Snellen eye chart is the familiar chart with the big letter or symbol at the top and progressively smaller letters at the bottom of the chart down to 20/20 or better. This is a chart for measuring visual acuity at a distance - in other words, how well you can see things that are far away.
Figure 1 from Distance and near visual acuity, contrast sensitivity, and visual fields of 10-year-old children.
Graham-Field - Health Supps Brands
Snellen Pocket Eye Chart 3909
is Precise, clear, legible; provides 20/800 distance equivalent testing at 14., Plastic, 3 1/2 x 6 3/8. The back of the card features a
Graham-Field Rosenbaum Pocket Vision Screener Card Eye Chart
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Can be used with an illuminated eye test cabinet (sold separately) 10' distance, 20' equivalent 14 high x 9 wide 9 Width
Snellen Type Plastic Eye Chart - 10
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