Tumbling E chart Logmar

Tumbling E illiterate ETDRS chart with proportionally spaced (logMAR) line size range from 10/100 to 10/10 (3/30 to 3/3) equivalent, 0.10 to 1.00.  fits all standardized ETDRS viewers.

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Description

Tumbling E illiterate ETDRS chart with proportionally spaced (logMAR) line size range from 10/100 to 10/10 (3/30 to 3/3) equivalent, 0.10 to 1.00.  fits all standardized ETDRS viewers.