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Eye Chart Upgraded Snellen Eye Chart for Eye Exams 20 Feet 22x11 Inches Plastic Low Vision Eye Charts Wall Chart with Metal Eyelet for Kids Gifts Wall Decoration (20 Feet Test Distance)
Eye Chart Upgraded Snellen Eye Chart for Eye Exams 20 Feet 22x11 Inches Plastic Low Vision Eye Charts Wall Chart with Metal Eyelet for Kids Gifts Wall Decoration (20 Feet Test Distance)
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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,
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Snellen Visual Acuity Eye Chart for 10 Feet Chart 14 UK
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Snellen Visual Acuity Eye Chart for 10 Feet Chart 14 UK
The Snellen eye test uses the idea of a subtended 5 minutes of arc with a 20 foot distance. This became the standard vision measurement. Also,
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