An external camera, similar in design to an overhead projector, which can transmit still images to the remote site(s) during the videoconference. It is a highly effective tool for collaborative purposes.
A document camera is integrated into the audiovisual system and replaces an overhead projector. It has higher resolution than an overhead projector and allows the user to project text, photos or three-dimensional objects on a screen in the classroom.
a piece of technology much like traditional overhead projectors, except that a video camera is used to project a live image. This enables the user to project images from traditional transparencies, or of opaque objects such as paper, books, photographs, even three-dimensional objects. It can also be used to view photographic slides.
a camera used to take digital images of documents/transparencies to be projected on a screen using a data projector. This technology serves the purpose of, and will eventually replace, standard overhead projectors.
A camera used during a videoconference for taking pictures of still images, pictures, graphics, pages of text, and 3-D objects. All images can be sent stand-alone to a TV monitor or as part of a videoconference.
a powerful tool for education in schools, colleges and universities, in science laboratories, classrooms, for business presentations and video conferencing applications, for dental surgeries, clinics and medical and teaching hospitals