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LEA NUMBERS® Book with Crowding Bars, 3 m 52237
The Symbol :
254400
LEA NUMBERS® Book with Crowding Bars
266.00
| Shipping within | 48H |
| Shipping price | 0 |
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na zamówienie
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| The Weight Of The | 0.5 kg |
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| EAN |
Zamówienie telefoniczne: 22 651 82 85
Handheld vision test with LEA NUMBERS® numbers optotype features 50% spaced contour interaction bars to provide single optotype acuity with the proper crowding effect. Optotype line sizes from 20/100 to 20/20 (6/30 to 6/6) equivalent. This book can also be used for vision testing adults or geriatric patients. 17 pages. 4" x 4" (10.2 cm x 10.2 cm).
10 feet, 3 meters testing distance
Instrukcja użytkowania
Przelicznik skali Decimal/Snellen
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