Request InfoTofra Inc.Tofra Inc. has unveiled the focus drive with integrated controller for optical microscopes. It provides computer-controlled movement of fine focus and retains manual movement of coarse focus. It operates in the entire vertical range of the microscope with a resolution of up to 1 nm. It can connect directly to a computer serial port or to a USB port through a converter; it can be used with desktop or laptop computer. Mounting adapters are available for all major microscopes.See full productRelated content from Photonics MediaPRODUCTSPromoted Content June 2023 IssueNanopositioning for High-Res MicroscopyPI's new Fast Focus Stages and Multi-Axis Piezo Flexure Scanners for Microscopy are designed to improve the performance of high-resolution microscopy. 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