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LEA SYMBOLS® CHART FOR VISION REHABILITATION
The Symbol :
258000
LEA SYMBOLS® CHART FOR VISION REHABILITATION
Kolor/Wzór
449.00
| The quantity in the package | 1 opak |
| Shipping within | 48 hours |
| Shipping price | 0 |
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Zamówienie telefoniczne: 22 651 82 85
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This test is designed for testing children and adults with visual impairment at a distance of one meter. The largest symbols are 50M in size, corresponding to 1m/50M = to 1/50 or decimal visual acuity 0.02, equivalent values 20/1000, 6/300. The smallest symbols are 1M in size corresponding to 1m/1M = to 1/1 or decimal visual acuity 1.00, equivalent values 20/20, 6/6. Designed courtesy of August Colenbrander, MD.
Dimensions: 16" x 21.5" (40.7 cm x 54.6 cm). Folds to 16" x 10.75" (40.7 cm x 27.3 cm).
Testing distance: 40"/1 meter.
Click here for the 258000 Guide.
Instrukcja użytkowania
Przelicznik skali Decimal/Snellen
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