,

ETDRS Original Series Chart R Standard

Good Lite

SKU : 500013

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

Testing distance: 13 feet/4 meters.

  • An original series ETDRS eye chart with proportionally spaced (geometric progression) lines; line sizes range from 13/131 to 13/6.5 (4/40 to 4/2) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR. Features the standardized format used in National Eye Institute clinical studies and in low vision evaluations that require accurate and repeatable visual acuity measurements.
  • The Standard ETDRS style chart is printed on .01 thick styrene plastic making the chart more rigid. The chart is UV coated for long-lasting durability.
  • The Standard version is ESV3000 ETDRS Clinical Trial Standardized Viewer and ESC2000 Illuminated ETDRS Clinical Trial Cabinet compatible.
  • Dimensions: 24.5″ x 25.5″ (62 cm x 65 cm).
  • Testing distance: 13 feet/4 meters.
SKU: 500013 Categories: ,
Brands

Good Lite

Dimensions (inch): 24.5″ x 25.5″
Dimensions (cm): 62 cm x 65 cm
Testing Distance 13 feet/4 meters.
Line Sizes Range 13/131 to 13/6.5 (4/40 to 4/2)
Optotype Sloan