The Good-Lite ETDRS low contrast Sloan Letter vision chart has proportionally spaced (geometric progression) lines with translucent low contrast letters. The line sizes range from 20/200 to 20/10 (6/60 to 6/3) equivalent. Chart size is 24.5" x 25.5" (62 cm x 65 cm).
|List Price (Product Availability)||Available through Eye Care Professionals Only.|
|Size (in)||24.5in by 25.5in|
|Size (cm)||62cm by 65cm|
|Distance (m)||4 meters|