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Published byTerence Peters Modified over 8 years ago
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Ch. 4- The Video Camera Zettl
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Preview Key Terms ENG/EFP Camera Basic Functions F-Stop CCU Microphones
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Basic Camera Elements Lens Imaging Device View Finder
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Video Recording Formats VHS- Analog Video Tape Mini DV- Small digital video tape DVD- Digital Video Disc Hard Drive- Several media files are captured to an external hard drive
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Key Terms Aperture- Iris opening on lens; usually measured in F- Stops Beam Splitter- Optical Device within the camera that splits white light into the additive primary colors. (R.G.B.) Camcorder- A portable camera with the VTR or other recording device built into it. Camera Chain- The camera and associated electronic equipment consisting of the power supply, the sync generator, and the camera control unit. Pixel- Individual dots on a television screen.
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Key Terms Iris- Adjustable lens opening mechanism. Viewfinder- A small video monitor or flat panel screen on a camera that display the image that camera is recording. EFP/ENG- Highly portable high-end self contained camera for Electronic Field Production /Electronic News Gathering. F-Stop- The scale of the lens indicating the aperture. The larger the F-Stop number; the smaller the aperture. The smaller the F-Stop number; the larger the aperture.
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Optical Zoom versus Digital Zoom Optical Zoom- The elements inside the lens activate the change of angle of view. Digital Zoom- The center of the image is gradually magnified ; we perceive this gradual magnification as the image coming closer.
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Electronic News Gathering Clips that have been captured from a camera to a hard drive This is often used in news casts http://www.bhphotovideo.com/c/search? Ntt=HD+Studio+Camera&N=429139814 7 http://www.bhphotovideo.com/c/search? Ntt=HD+Studio+Camera&N=429139814 7
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Basic Function of a Camera Iris (controls the amount of lighting coming into camera) Focus (controls sharpness) Audio Inputs (XLR) View Finder (You can see the live image)
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F-Stop The scale on the lens, indicating the aperture. The larger the f-stop number the smaller the aperture. The smaller the f-stop number, the larger the aperture.
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Camera Control Unit Controls the actual functions of the camera Is an actual machine separate from the camera
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Types of Microphones Shotgun- Directional Microphone utilized to pick up natural sounds. Used for sporting events and sitcoms. Handheld- Utilized when filming interviews often in field production. Lavaliere Microphone- Small microphones often utilized in studio production and field production.
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Questions and Answers Camera- Can capture video, audio and photo data. Functions of the Camera- Iris, Focus, Audio Inputs and viewfinder. Iris- Controls the amount of lighting coming into the camera. Electronic News Gathering/ Electronic Field Production Audio Equipment- Problems that can occur in field and studio production.
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