Request Infopiezosystem jena GmbHA new complex 3-D micropositioning unit from piezosystem jena can be integrated into medical devices for use in multiphoton imaging. The device achieves a positioning accuracy of ±0.25 µm with a total motion range of 5 mm per axis. The piezo-driven motion system includes an optical encoder to supply position information. The device controls components within a medical multiphoton endoscope, enabling complex optical systems to be placed directly into the wound. 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