The Prestige Medical® Snellen Pocket Eye Chart - 3909 is a conveniently sized pocket-sized eye chart designed to measure visual acuity at a distance.
This product is intended to be placed 6 feet away from viewer.
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If you have any questions about the Prestige Medical® Snellen Pocket Eye Chart - 3909, then please call or email us at:
1-800-433-7797