Retina Projection System Trials for Low Vision People

Multicenter Clinical Trials of Retina Projection System

1. Purpose

   a. Examination on Efficacy of Retina Projection System

2. Patients

   a. Low vision patients

3. Methods

   1. Vision aids

      • Retina Projection System
      • Face-mounted video display as control

   2. Comparison of Reading Speeds with both vision aids

1. Purpose

   a. Examination on efficacy of a new vision aid of Retina Projection System

2. Patients

   1. Low vision patients
   2. Vision between 0.06 and 0.3
   3. no exclusion on kinds of ocular diseases

3. Methods

   1. Vision aids

      • Retina Projection System
      • Face-mounted video display as control

   2. Computer-aided measurement of reading speeds of individual characters

   3. Comparison of reading Speeds with the two vision aids

Inclusion Criteria:

• low vision patients
• vision between 0.06 and 0.3

Exclusion Criteria:

• light perception
• hand motion
• vision less than 0.06