LEA Gratings by Barrier Free Access (HK) Limited Price US$387 Supplier/s Barrier Free Access (HK) Limited Supplier Code 253300 (IAPB) Country of Origin USA Request a quote Product Description LEA Gratings, a Preferential Looking Test (253300) Product Features A set of 4 paddles Paddle diameter: 20 cm/ 8 inches Includes instructions and storage case To assess Acuity in infants who cannot respond to optotype testing Share: