LEA Numbers by Barrier Free Access (HK) Limited Price US$POA Supplier/s Barrier Free Access (HK) Limited Supplier Code 272100 (IAPB) Country of Origin USA Request a quote Product Description LEA NUMBERS® Chart for Vision Rehabilitation (272100) Product Features Testing Distance = 1 m/ 40 inches Chart measures: 40.7 cm x 54.6 cm Folded size: 40.7 cm x 27.3 cm Share: