The Berkeley Rudimentary Vision Test by Barrier Free Access (HK) Limited Price US$POA Supplier/s Barrier Free Access (HK) Limited Supplier Code BRVT19 (IAPB) Country of Origin China Request a quote Product Description The Berkeley Rudimentary Vision Test (BRVT19) Product Features Consists of 3 card-pairs Each card-pair: two 25 cm square hinged cards; 4 target surfaces To accurately quantify very poor levels of Acuity Share: