Landolt C ETDRS Clinical Trial Chart for ESV3000 and ESC2000

Landolt C ETDRS Clinical Trial Chart for ESV3000 and ESC2000

500072
  • $49.95
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An 8 Position Landolt C clinical trial chart with openings at the up, down, left, and right angles. Each angle is 45º. Features proportionally spaced (geometric progression) lines; line sizes range from 20/200 to 20/10 (6/60 to 6/3) equivalent. Available in 2 scrambled versions for those that are performing repetitive vision testing.

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

Testing distance: 10 feet/3 meters.

Click here for the 500072 Answer Key.

What is ETDRS?

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