Name: ETDRS LOW CONTRAST LETTER CHARTS
Brand: Good-Lite
Availability: OutOfStock

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ETDRS LOW CONTRAST LETTER CHARTS

The Symbol : 500023

Good-Lite

ETDRS LOW CONTRAST LETTER CHARTS

Kolor/Wzór

ESC2000 ETDRS CLINICAL TRIAL KIT WITH 2000 SERIES 10FT/3M ETDRS CHARTS

ETDRS Viewer ESV 3000, Illuminated Cabinet

Tablica litery SLOAN ETDRS 2,5 % obniżony kontrast , 4 m 52071

Tablica litery SLOAN ETDRS obniżony kontrast 1,25 % , 4 m 52143

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ETDRS low contrast Sloan Letter vision charts with proportionally spaced (geometric progression) lines. Features translucent low contrast letters with line sizes ranging from 13/131 to 13/6.5 (4/40 to 4/2) equivalent.The other equivalents featured on these charts are letter size, 20 foot, 6 meter, decimal, and LogMAR. Available in 5 contrast levels: 1.25%, 2.5%, 5%, 10% and 25%.

Dimensions: Height 24.5" x Width 25.5" (62 cm x 65 cm).

Testing distance: 13 feet/4 meters.

Note: These charts can only be used with our ESV3000 or ESC2000 illuminated ETDRS cabinets.

Click here for the 500020 Answer Key.

Click here for the 500021 Answer Key.

Click here for the 500022 Answer Key.