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 identical to the measurement of visual acuity at high contrast levels. The 2.5% test is the most practical test in clinical use. These charts can either be wall mounted or used in an ESV1200, ESV1500, or a Model A+ illuminated cabinet. Available in 5 Contrast levels: 1.25%, 2.5%, 5%, 10%, and 25%.
The line sizes on these charts range from 10/63 to 10/4 (3/19 to 3/1.2).
The other equivalents featured on these chart are letter size, 20 foot, 6 meter, decimal, and LogMAR.
Includes recording forms and instructions.
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...
This chart features proportionally spaced (logMAR) lines; line sizes range from 10/63 to 10/4 (3/19 to 3/1.2) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6...
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...
This LEA NUMBERS® chart features proportionally spaced (logMAR) lines; line sizes range from 13/66 to 13/5.2 (4/20 to 4/1.6) equivalent. The other equivalents featured on this chart are...
A LEA SYMBOLS® pediatric vision chart with proportionally spaced (logMAR) lines; line sizes range from 10/63 to 10/4 (20/125 to 20/8) equivalent. This chart can either be wall mounted or used in...
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