Eye Chart, Eye Chart No Fading for School Home Acuity Measuring

Eye Chart, Eye Chart No Fading for School Home Acuity Measuring Description

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

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.