Documenta Ophthalmological is an offical publication of the International Society for Clinical Electrophysiology of Vision. The purpose of the journal is to promote the understanding and application of clinical electrophysiology of vision. Documenta Ophthalmological will publish reviews, research articles, technical notes, brief reports and case studies which informs the reader about basical and clinical sciences related to visual electrodiagnosis and means to improve diagnosis and clinical management of patients using visual electropsyiology. Studies may involve animals or humans. In either case appropriate care must be taken to follow the Declaration of Helsinki for human subject or appropriate humane standards of animal care (e.g, the ARVO standard on animal care und use).