Purpose~a. Examination on efficacy of a new vision aid of Retina Projection System~Patients~Low vision patients~Vision between 0.06 and 0.3~no exclusion on kinds of ocular diseases~Methods~Vision aids~Retina Projection System~Face-mounted video display as control~Computer-aided measurement of reading speeds of individual characters~Comparison of reading Speeds with the two vision aids
Purpose~a. Examination on Efficacy of Retina Projection System~Patients~a. Low vision patients~Methods~Vision aids~Retina Projection System~Face-mounted video display as control~Comparison of Reading Speeds with both vision aids