Sloan Letters Folding Eye Chart

Standardized adult Sloan Letter near vision card with proportionally spaced (logMAR) lines in ETDRS, format, line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent. This format facilitates natural left to right reading, while letter sizes decrease making testing faster and easier in many cases. This near vision chart uses the same calibrated Sloan optotypes and ETDRS formats only with a unique orientation.

Features :

• Attached 16-inch (40 cm) measuring cord ensures proper screening distance.
• Each side is different to minimize memorization.
• Perfect for optometrists, students, offices, and schools.
• Printed on two sides.