![wolfvision gmbh wolfvision gmbh](https://www.dekom.com/fileadmin/user_upload/manufacturers/wolfvision/wolfvision_vz_9.4_serie/WolfVision-vz-9-4-vConnect_Application.jpg)
![wolfvision gmbh wolfvision gmbh](https://live.staticflickr.com/4174/34550110245_49a3227c44.jpg)
This device made the first ever colour video recording of an eye operation on a live human patient. 1978 – In cooperation with Carl Zeiss, Josef Wolf developed a video camera that could be connected to a microscope for microsurgery.At this time all units were custom-made to order. 1974 – Josef Wolf introduced an early version of the document camera.1966 – Josef Wolf founded "Wolf Audio-Visuals" which was one of the first companies operating in "the AV market".3 Wireless Presentation and Collaboration Systems.They are also used for lecture capture, for the recording of material for use in flipped classroom and blended learning situations. In higher education environments, WolfVision's Visualizer products are used as a means of displaying lesson content materials on-screen during lectures and collaborative learning sessions. They are also used for displaying material in detail during videoconferencing and applications. Visualizer systems are used for making presentations in conferences, meetings, and training sessions. WolfVision Visualizer systems (also known as document cameras) are special optoelectronic devices designed to pick up images of 3-dimensional objects, documents, books, photos and other items from a non-reflective working surface, providing a high resolution output signal for video/data projectors, monitors, interactive whiteboards or videoconferencing systems. WolfVision GmbH is a developer and manufacturer of presentation, collaboration, and knowledge sharing systems and solutions based in the Vorarlberg region of Austria.