Sloan Letters 10 Feet-Proportionally Spaced Red Maddox *Lenses with custom engravings are

*Lenses with custom engravings are non-returnable and may take an additional 2-3 weeks to ship

The Jaeger eye chart is used for reading up close and for determining your near vision

the unit is ready to take corneal measurements at initial power up

-Fits all Welch Allyn 3

Sloan Letters 10 Feet-Proportionally Spaced Red Maddox *Lenses with custom engravings areManufacturer Part Number: 600705 Sloan Letter translucent distance eye chart with proportionally spaced lines; line sizes range from 20 160 to 20 10 (6 48 to 6 3) equivalent. This chart can either be wall mounted or used in an ESV1200 or Model A+ illuminated cabinet. 10 feet, 3 meters testing distance.