US FDA Registered
This Low Vision book with LEA NUMBERS® is designed for testing severely visually impaired children and adults. This complete book includes testing at 10 ft (3 meters), 5 ft (1.5 meters) and for near vision testing at 16" (40 cm). Distance testing line sizes range from 20/1600 to 20/16 equivalent. Near vision testing line sizes range from 20/800 to 20/16 equivalent.
The LEA NUMBERS® Low Vision book can be purchased with binding either on the left side or top. The book can also be purchased alone or as part of a set. Set includes pediatric occluding glasses and metal-framed adult occluding glasses.
When comparing visual acuity results with ETDRS, study results suggest the LEA NUMBERS® Low Vision Book has a slight advantage over the Feinbloom chart when testing individuals with vision impairment.
Click here for the NSUOCO Comparison Study.
Note: All products sold on Accuspire.com should be used by qualified clinician and should be purchased by or on order of a qualified clinician.
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This low vision book with LEA SYMBOLS® pediatric optotypes is designed for testing severely visually impaired children and adults. The complete book includes testing at 10 ft (3 meters), 5 ft (1.5...
These five LEA NUMBERS® Cards can be used for presentation as single optotypes or arranged in a row as a line test. When the cards are next to each other, the space between the numbers is equal to...
This test is designed for testing children and adults with visual impairment at a distance of one meter. The LEA NUMBERS® in this assessment tool include the largest numbers, 50M in size,...
This chart featuring LEA NUMBERS® is designed to measure visual acuity with a standard line test and with three tighter spaced tests; 50%, 25%, and 12.5% which often reveal difficulties in seeing...
The Single Number Book is ideal for situations in which the child/adult cannot perform when tested with a line test. This book can help determine the best resolution of the visual pathway in a...
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