1. The wall 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.
2. The eye chart assists in measuring visual acuity at a distance of 20 feet away from the viewer.
3. The chart made of high-quality and can be easily cleaned even if it gets dirty.
4. Thick PVC material makes the chart more , not easy to be folded like paper.
5. Clear printed eye chart that does not easily fall off

Specifications:
Size: 22(height)x10.8(width) Inches,thickness 0.3mm
Chart weight: 52.2g
Colour:White
Material:PVC

Package Contents:
1 * Eye Chart
1 * Eye-covering spoon(Styles shipped randomly, don't accept the specified Styles )
1 * indicator stick
4 * Double sided tape