Collection: ETDRS Vision Test Charts

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.

Showing 3 of 39 products

Sort by:
Price Reset
Price: 0 – $162.95
More filters Reset
Filter and sort

Filter and sort

Showing 3 of 39 products

Price

Up to $162.95

More filters
Showing 3 of 39 products
  • ETDRS Low Contrast Letter Charts

    ETDRS Low Contrast Letter Charts

    Regular price
    $82.95
    Sale price
    $82.95
    Regular price
  • CSV1000® ETDRS Letter Chart R

    CSV1000® ETDRS Letter Chart R

    Regular price
    $162.95
    Sale price
    $162.95
    Regular price
  • ETDRS Low Contrast LEA NUMBERS® Clinical Trial Charts

    ETDRS Low Contrast LEA NUMBERS® Clinical Trial Charts

    Regular price
    $113.95
    Sale price
    $113.95
    Regular price