NECO Near Visual Acuity Card
The NECO(New England College of Optometry) Near Visual Acuity Card has LEA NUMBERS® with line sizes of 20/400 to 20/10 distance equivalent on one side. The other side features LEA SYMBOLS® in MassTest format (Massachusetts Visual Acuity Test format) with line sizes of 20/100 to 20/16 distance equivalent.
16 inch, 40 cm testing distance.