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The Symbol : 274400

LEA NUMBERS® BOOK WITH CROWDING BARS

Kolor/Wzór
349.00
opak To the virus Vault
Delivery time to 20 days
Shipping price The Lack Of
The Availability Of na zamówienie
Pełna oferta tablic

Zamówienie telefoniczne: 22 651 82 85

A handheld vision test with LEA NUMBERS® optotypes featuring 50% spaced contour interaction bars to provide single optotype acuity with the proper crowding effect. Optotype line sizes range from 20/100 to 20/20 (6/30 to 6/6) equivalent. This book can also be used to test adults or geriatric patients. Contains 17 pages.

Dimensions: 4" x 4" (10.2 cm x 10.2 cm).

Testing distance: 10 feet/3 meters.

Click here for the 274400 Answer Key.

LEA NUMBERS® Near Card Guide

LEA SYMBOLS®: The Gold Standard

PDF DocumentInstrukcja użytkowania

PDF DocumentPrzelicznik skali Decimal/Snellen

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