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AR DC II Unit 2

Arkansas Digital Communications II Unit 2: Photography

QuestionAnswer
aperture device that controls the quantity of light that passes through the lens
card readers input device that reads memory cards
close up framing technique that captures the head and shoulders of the subject
digital zoom zoom takes a portion of the image and enlarges it electronically; the image quality is reduced since digital zoom enlarges the same set of pixels without adding detail
extreme close up a framing technique that cuts off top of head and chin of subject
flash a device used in photography producing a flash of artificial light
image stabilization vibration reduction and anti shake
internal memory built-in storage
LCD screens allows user to see what the image will look like
long shot a framing technique used to capture the environment and full body of subject
macro zoom zoom that allows you to take extreme close-ups
megapixel one million pixels; describes the size of the images captured by a camera
memory card removable storage device used in digital cameras (such as SD cards, compact flash cards)
mid shot a framing technique that captures subject from the waist up
mode dial used to change camera functions
preview mode used to review images taken
optical zoom zoom that physically increases the length of the lens, essentially creating a magnifying glass; produces a higher-quality image
RAW is a camera file format that acts like a negative, allowing you to make a significant change to the original image
resolution the quality or sharpness of an image, usually measured in pixels per inch; the more pixels, the higher the resolution
rule of thirds divides the frame into 9 sections, points of interest should occur at 1/2 or 2/3
shutter speed the amount of time that the shutter is open
tripod a three-legged object used as support for a camera
universal serial bus cable used to transfer images from the camera to the computer
white balance a feature on digital cameras used to accurately balance color
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