Features : Excellent for measuring,Fusional reserves - which can help in your diagnosis of binocular vision problems,Phorias & squints - which can improve the accuracy of your estimations & monitoring.
Model : Vertical & Horizontal
Weight : 750 Grams Included Case
Vertical Bar Specification : 1/2/3/4/5/6/8/10/12/14/16/18/20/25D
Horizontal Bar Specification : 1/2/4/6/8/10/12/14/16/18/20/25/30/35/40D