Standard Snellen Chart on styrene, 11×23 inches with rounded corners (27.5×60 cm). Includes lines for 20/10, 20/13, 20/15, 20/20, 20/25, 20/30, 20/40, 20/50, 20/70, 20/100, and 20/200. Includes 20 Ft Snellen and M notations. Green bar at 20/30 and red bar at 20/20.
Back side has 10 ft Snellen Chart.
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