Thursday, August 7, 2014

VOCAB #2

Andrew
Deguzman p.2
VOCAB # 2

FILE FORMAT: the form in which digital images are stored and recorded,

FILTER: usually a piece of plastic or glass used to control how certain wavelengths of light are recorded

FLARE: unwanted light streaks or rings that appear in the viewfinder, on the recorded image, or both

FOCUS: an optimum sharpness or image clarity that occurs when a lens creates a sharp image by converging light rays to specific points at the focal point

FRAME: the complete image-exposure area

f/STOP: the size of the aperture or diaphragm opening of a lens, also referred to as f/number or stop

GB: gigabyte (just over 1 billion bytes)

HARD DRIVE: a contained storage unit made up of magnetically sensitive disks

HOT SHOE: an electronically connected flash mount on the camera body

ICON: a symbol used to represent a file, function, or program

IMAGE EDITING PROGRAM: software that allows for image alteration and enhancement

INFINITY: a term used to denote the theoretically most distant point of focus

ISO: When an ISO number is applied to film, it indicates the relative light sensitivity of the recording medium

JPEG: This is a lossy compression file format that works with any computer and photo software

KB: kilobytes. Just over 1 thousand bytes

LCD: liquid crystal display, which is a flat screen with two clear polarizing sheets on either side of the liquid crystal solution

LED: light emitting diode. It is a signal often employed as an indicator on cameras as well as on other electronic equipment

LENS: a piece of optical glass on the front of a camera that has been precisely calibrated to allow focus

LENS SHADE: a short tube that can be attached  to the front of a lens to reduce flare

LIGHT METER: it is a device that measures light levels and calculates the correct aperture and shutter speed

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