An adult LEA NUMBERS® ETDRS chart for the ETDRS Illuminated light boxes. Fits all existing ETDRS cabinets, including both the ESV3000™ and ESC2000™. This chart features optotypes in proportionally spaced (logMAR) lines; lines range from 10/100 to 10/4 (3/30 to 3/1.2) equivalent. The other equivalents included are letter size, 20 foot, 6 meter, decimal, and LogMAR.

Test distance: 10 feet/3 meters.

LEA SYMBOLS^®: The Gold Standard

Specifications

• Testing distance: 10 feet / 3 meters
• Product type: Illuminated Charts
• Chart type: Illuminated Chart
• Test type: Distance Vision
• Chart series: ETDRS | ESC2000™ | ESV3000™
• Chart format: ETDRS | logMAR
• Chart use type: Illuminated cabinet chart
• Optotype: LEA Numbers®
• Patient Type: Adult
• Certifications: CE
• Weight: 1 kg (2.2 lb)

Available Online Resources

• User Guide - ETDRS Testing Reference Guide
• Technical Bulletin - ESV3000 and ESC2000 Distance Charts - Technical Bulletin
• Answer Key - 271400 LEA NUMBERS® - Distance Vision Answer Key