LEA Symbols ETDRS Translucent Distance Chart (10 Feet, 3 Meters) from Good-Lite (Formerly Richmond Products, Inc.)

LEA Symbols® distance visual acuity test for the EDTRS Illuminator Cabinet. Proportional spaced line sizes from 20/200 to 20/8 (6/60 to 6/2.4 equivalent). Includes response key, flash cards, and instructions. 24.5" x 25.5"