RT Journal Article SR Electronic T1 Preliminary results of a physiologically based treatment of amblyopia. JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 748 OP 755 DO 10.1136/bjo.62.11.748 VO 62 IS 11 A1 Campbell, F. W. A1 Hess, R. F. A1 Watson, P. G. A1 Banks, R. YR 1978 UL http://bjo.bmj.com/content/62/11/748.abstract AB An apparatus has been developed in which high-contrast square-wave gratings are rotated in front of the amblyopic eye while the child is performing some task requiring visual concentration. In the course of three 7-minute treatments 73% of patients treated achieved 6/12 or better; 75% of these patients had previously undertaken conventional or minimal occlusion.