Popis
Visual acuity test based on the principle of preferential looking, pro age 6 months and older.
speciální EDITION s 39 karty (VA: LVA, A, C, D, E, F, G, H, I, J, K, L, M) available on request.
Size: 23 cm (width) x 30 cm (height)
Contents: 36 desky (B to M).
Test distances: 50 cm and 100 cm
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