Card(Near): LEA SYMBOLS® Domino Near Vision Cards (16"/40cm)

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Assess the near visual acuity of 2- and 3-year-old children or use these paper cards at any age (older than 2+ years) to train an amblyopic eye. This set contains 3 packs of 16 dom ino-like cards with a large symbol at one end and a small symbol at the opposite end. LEA SYMBOLS® sizes are 3.2M and 0.8M, 2.0M and 0.5M, and 1.25M and 0.3M. Each symbol on the card is printed with its M unit, decimal value, 6 meters, and 20 foot equivalency for a visual acuity value at a 40 cm testing distance. Includes flashcards and instructions. Dimensions: 1.6" x 2.75" (4 cm x 7 cm). Show more