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Evans Letter Contrast Test (ELCT) Set

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$1,764.95

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MFR:: 500330
Medex SKU:: GL-500330
Packing Info:: 1/Each
Usually Ships:: 1 - 2 Business Days
Freight Quote Button:: False

Description

Evans Contrast Test ELCT Set

The Evans Letter Contrast Test (ELCT) chart is the first standardized test for letter contrast sensitivity. The ELCT chart is designed to be used with either the ESV3000 or ESC2000 providing consistent lighting for improved testing results. The ELCT chart presents Sloan Letters optotypes line size of 20/630 with a testing distance of 1m. The varying contrast in sets of 3 letters of equal contrast level. All triplets are balanced for letter difficulty and differ in contrast by 0.15 log contrast step.

Set includes both Chart 1 and Chart 2.

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