The Low Vision Clinic at the Veteran Administration's Eastern Blind Rehabilitation Center is using Fresnel press-on prism lenses to aid veterans with extremely restricted visual fields. These prisms optically move objects from areas of visual field loss to areas of useful vision, thereby making objects with a potential hazard more visually accessible. Some of the dynamics involved in the placement of the prisms, training, and adjustment of the client to these lenses are described.
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References
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