Good-Lite Lea Numbers ETDRS-Style Chart 10 Foot Adult - 271400
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- Adult Lea Numbers chart for ETDRS Illuminated light boxes
- Fits all existing ETDRS cabinets including both the ESV3000 and ESC2000
- Lea Numbers ETDRS chart contains optotypes in proportionally spaced (logMAR) lines; lines range from 20/200 to 20/8 (6/60 to 6/2.4) equivalent, 0.1 to 2.5