LEA NUMBERS® Translucent Contrast Chart Set
A low contrast test is a special way to measure how well eyes function in low light situations and/or are able to distinguish objects from similarly colored or shaded backgrounds. Testing is...
ETDRS low contrast LEA NUMBERS® vision charts with proportionally spaced (geometric progression) lines. Features translucent low contrast letters with line sizes ranging from 13/131 to 13/5.2 (4/40 to 4/1.6) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR. Available in 2 contrast levels: 2.5% and 10%.
Dimensions: Height 24.5" x Width 25.5" (62 cm x 65 cm).
Testing distance: 13 feet/4 meters.
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.
A low contrast test is a special way to measure how well eyes function in low light situations and/or are able to distinguish objects from similarly colored or shaded backgrounds. Testing is...
Now it is easy to measure, record, and detect changes in the transfer of visual information when the change only affects visual acuity at low contrast levels. These charts present numbers at the...
A pediatric distance visual acuity eye chart featuring LEA SYMBOLS® for screening or testing individuals starting at age 21/2. This eye chart has two 2.5% low Contrast sides. The front side of...
A pediatric distance visual acuity eye chart featuring LEA SYMBOLS® for screening or testing individuals starting at age 3. This eye chart has two 2.5% low contrast sides. The front side of the...
A low contrast test is a special way to measure how well eyes function in low light situations and/or are able to distinguish objects from similarly colored or shaded backgrounds. Testing is...
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