Thursday, August 15, 2013

Vocabulary 4

Polarization: an effect achieved by using a polarized filter; minimizes reflections and removes glare

RAM: a computer's memory capacity, directly accessible from the central processing unit

Resolution: amount of data available for an image as applied to image size

Saturation: intensity or richness of hue or color

Sharp: term used to describe the quality of an image as clear, crisp and perfectly focused

Shutter: apparatus that controls the amount of time during which light is allowed to reach the sensitized medium

SLR: camera with a mirror that reflects the image entering the lens through a pentaprism or pentamirror onto the viewfinder screen

Stop Down: to reduce the size of diaphragm opening by using a higher f/number

Strobe: electronic light source that produces a series of evenly spaced bursts of light

Tripod: 3-legged stand hat stabilizes the camera and eliminates camera shake caused by body movement or vibration

USB: interface standard allows outlying accessories to be plugged and unplugged from the computer while it is turned on

VR: technology used in such photographic accessories as a VR lens

Wide-Angle Lens: lens that produces a greater angle of view than you would see with your eyes, often causing the image to appear stretched

Zoom Lens: lens that can be adjusted to cover a wide range of focal lengths

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