About
A Sloan Letter ETDRS contrast chart with 2.5% contrast and proportionally spaced (logMAR) lines; line sizes range from 13/131 to 13/6.5 (4/40 to 4/2 equivalent) with letter size, 20 foot, 6 meter, LogMar, and decimal notations. These charts fit in the ESV3000™ ETDRS Standardized Viewer and ESC2000™ Illuminated Cabinet.
Dimensions: Height 24.5" x Width 25.5" (62 cm x 65 cm).
Testing distance: 13 feet/4 meters.
Click here for the ETDRS Guide.
Click here for the 500120 Answer Key.
A Sloan Letter ETDRS contrast chart with 2.5% contrast and proportionally spaced (logMAR) lines; line sizes range from 13/131 to 13/6.5 (4/40 to 4/2 equivalent) with letter size, 20 foot, 6 meter, LogMar, and decimal notations. These charts fit in the ESV3000™ ETDRS Standardized Viewer and ESC2000™ Illuminated Cabinet.
Dimensions: Height 24.5" x Width 25.5" (62 cm x 65 cm).
Testing distance: 13 feet/4 meters.
Click here for the ETDRS Guide.
Click here for the 500120 Answer Key.
2.5% ETDRS Sloan Letter Contrast ESV3000 and ESC2000 Chart for 13 feet (4 meters)
- Regular price
- $82.95
- Sale price
- $82.95
- Regular price
-
$0.00
Translation missing: en.products.product.sku:500120
