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A document camera can enlarge the small print in books and project a printed page as if it were a traditional transparency by using a zoom feature. Document cameras do not require the lights to be dimmed in the room they are used in, contrary to what overhead projectors need to be visible. [3]
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 ...
Elmo 8V (ca 1960) Elmo document camera. Elmo (Japanese: エルモ社) is a Japanese electronics and optics company that produces CCTV equipment (including CCD cameras), projectors, and other presentation devices. They are also well known for their series of high-end Super 8mm cameras and projectors during the 1970s.
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Built for Excel – and designed by Alfred S. Alschuler, [2] the manufacturing facility was located at 320 E. 21st St., Chicago, Illinois. They started making budget 8 mm movie cameras in 1939 through a subsidiary run by Briskin's sons, such as the Revere 88 Movie Camera and the Revere 85 8mm Projector. That company was later merged into Excel ...
But with so many options available online — from pocket-sized projectors to 4k projectors to outdoor projectors — it can be hard find the right piece of equipment without breaking the bank.
In educational settings, the specific role of the opaque projector has been superseded first by the overhead projector and later the document camera, a lighted table with a fixed video camera above it. The image from the camera is displayed using a separate projector. The document camera is also called a desktop presenter unit or opaque projector.
A Bolex History: Cameras, Projectors and Accessories. A2 Time Based Graphics. ISBN 978-0-9533075-0-0. Alden, Andrew Vivian (1998). Bolex Bible: Everything You Ever Wanted to Know But Were Afraid to Ask : an Essential Guide to Buying and Using Bolex H16 Cameras. A2 Time Based Graphics. ISBN 978-0-9533075-1-7. Alden, Andrew Vivian (2001).
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