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ETDRS Low Contrast Chart

 

ETDRS Low Contrast Letter Charts

ETDRS low contrast Sloan Letter vision chart with proportionally spaced (geometric progression) lines translucent low contrast letter chart with line sizes range from 20/200 to 20/10 (6/60 to 6/3) equivalent. Available in 5 contrast levels: 1.25%, 2.5%, 5%, 10% and 25%. Chart size is 24.5" x 25.5" (62 cm x 65 cm).

The 2.5% contrast chart is offered in 2 versions (500021 & 500021A). Both charts have a 2.5% contrast level but the optotypes are scrambled for repetitive testing situations.

13 feet, 4 meters testing distance.

Note: This chart can only be used with our ESV3000 or ESC2000 illuminated ETDRS cabinet

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SKU Contrast Level
Price Qty.
500022 1.25% Contrast $74.95
500021 2.5% Contrast $74.95
500021A 2.5% Contrast $74.95
500020 5% Contrast $74.95
500019 10% Contrast $74.95
500023 25% Contrast $74.95

 

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