ETDRS Vision Test Charts – LEA NUMBERS® - Distance Vision

ETDRS, stemming from the Early Treatment Diabetic Retinopathy Study, improves visual acuity testing with equal step size between rows and consistent letter spacing on a logarithmic scale, offering advantages over previous tests like Snellen and Sloan; often referred to as a LogMAR test, available in various formats, including back-lit charts for standardized luminance testing.

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  • Good-Lite Co LEA NUMBERS® ETDRS Translucent ESV3000™ and ESC2000™ Chart

    271400

    Chart(Distance): ESV3000™ and ESC2000™ - LEA NUMBERS® (10ft/3m)

    $59.75
    $59.75
    $59.75
  • Good-Lite Illuminated Charts Chart(Distance): ESV3000™ and ESC2000™ - LEA NUMBERS® 15-Line (13ft/4m) Good-Lite Illuminated Charts Chart(Distance): ESV3000™ and ESC2000™ - LEA NUMBERS® 15-Line (13ft/4m)

    270200

    Chart(Distance): ESV3000™ and ESC2000™ - LEA NUMBERS® 15-Line (13ft/4m)

    From $59.75
    From $59.75
    $59.75