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LEA SYMBOLS® Book with Crowding Bars

Good Lite

SKU : 259200

Measurements: 4 in x 4 in (10.2 cm x 10.2 cm).

Test distance:  10 feet/3 meters


Handheld vision test with LEA SYMBOLS® pediatric symbols features 50% spaced contour interaction bars 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 a response key and instructions. 17 pages.

Measurements: 4 in x 4 in (10.2 cm x 10.2 cm).

Test distance:  10 feet/3 meters

Brands

Good Lite

Measurements 4 in x 4 in (10.2 cm x 10.2 cm)
Testing distance 10 feet/3 meters