Lea Symbols 50% Crowding Bar Book in 2.5% Contrast
Handheld vision test with LEA SYMBOLS pediatric symbols features 50% spaced contour interaction bars at 2.5% contrast to provide single optotype acuity with the proper crowding effect. Optotype line sizes from 20/100 to 20/20 (6/30 to 6/6) equivalent. This book can also be used for vision testing of illiterate adults or geriatric patients. Includes response key, flash cards, and instructions. 17 pages. 4" x 4" (10.2 cm x 10.2 cm)
10 feet, 3 meters testing distance
With one of the largest catalogs of medical, surgical and diagnostic supplies available online, Medex Supply can accommodate your facility's needs for Exam Room Equipment. Vision Testing Accessories can be found in our extensive online collection of products from globally recognized and trusted brands, including Good-Lite. An excellent option to consider is the .