In this issue behavioral training andelectrical/sensory devices that strengthen residualvisual capacities through brain plasticity and restoresome vision are also presented and the applicationpossibilities are discussed. "If the retina and/or theoptic nerve are completely damaged, then therecovery is not possible. However, with partialdamage where there is even a small amount ofresidual vision still present, almost all patients canachieve some degree of improvement," Prof. Dr.Antal added.