The objective of the study is to assess the long-term safety and effectiveness of the CorVision® microlens implanted in presbyopic patients for the management of management of presbyopia and near vision impairment. Approximately 100 patients in the Czech Republic will participate in this study. The study was reviewed and approved by an independent research ethics committee and also by the State Institute for Drug Control (SÚKL). The study will consist of a single visit during which standard, non-invasive, and painless examinations will be performed. This visit will correspond to the 4-year follow-up visit of the original clinical trial.