Cameras: Introduction & Basic Terms
Cameras: Introduction & Basic Terms MC351-01
Popular in Basic Video and Film Production
Popular in Journalism and Mass Communications
This 3 page Class Notes was uploaded by Alyssa Notetaker on Sunday August 30, 2015. The Class Notes belongs to MC351-01 at Southeast Missouri State University taught by Frederick Jones in Summer 2015. Since its upload, it has received 78 views. For similar materials see Basic Video and Film Production in Journalism and Mass Communications at Southeast Missouri State University.
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Date Created: 08/30/15
CAMERA 1 INTRODUCTION TYPES OF PRODUCTION Studio production Includes studio news talk shows and sitcoms Field production Includes documentaries sporting events and motion pictures News gathering Includes eld footage for news broadcasts STUDIO PRODUCTION Usually a mediumsized crew up to 10 Separate studio and control room Typically includes multiple cameras Video signals sent through a switcher Audio signals sent through a mixer FIELD PRODUCTION Referred to as location shooting in lm Often large crews especially for feature lms Two types of eld production a Singlecamera or lmstyle b Multicamera or remotes c Footage often edited in postproduction NEWS GATHERING Very small crew 1 or 2 people Camera operator usually records and monitors audio Recorded on location Footage produced for live transmission or immediate editing CAMERA 1 BASIC TERMS IMAGE SENSORS or CHIPS These transform light into digital information a Contain imagesensing elements called pixels Most cameras will separate light into its three primary colors red green and blue Common image sensors include aCCD typical of video cameras bCMOS typical of DSLR cameras ASPECT RATIO aWidthtoheight proportion of the image bCurrent TV standard aspect ratio is 169 cUsed to be 43 Fim uses a different method for aspect ratios a1331 1851 2351 ASPECT RATIO FOCUS RING Fied cameras located on front of lens Studio cameras located on left handle Proper method for focusing aZoom all the way in on subject use eyes for people bTurn focus ring until subject is sharp blurry and then back to sharp again cZoom back out to frame up shot ZOOM CONTROL Fied cameras located on right of lens Studio cameras located on right handle Servo control activates motor which automatically adjusts focal length aCan be disengaged for manual zooms FILTER WHEEL and ND CONTROL Some cameras have a lter wheel for different lighting situations andoor light bOutdoor sunny day cOutdoor overcast day Neutra density or ND control helps limit light passing through the lens aUse this control during bright exterior shooting WHITE BALANCE Used to maintain proper color representation aLight has a different color depending on situation Proper method for white balancing aHold white card in light bZoom in to ll frame entirely with white cPress white balance switch until view nder reads quotWB OK GAIN Contro that electronically boosts exposure in low light situations Gain is measured in decibels or db aExample 9 db or 18 db Higher gain will brighten the image But higher gain will also create noise IMAGE NOISE OTHER CAMERA SETTINGS Shutter control aFast shutter eliminates blurred action bLess depthof eld with faster shutter speeds Diopter for eld cameras only aAdjusts view nder for eyesight of operator Zebra switch aStriped pattern over bright areas of picture CAMERA SETTINGS Check the following prior to recording aTripod level use bubble for reference bFiter wheel use ND on bright days cWhite balance repeat often outdoors dFocus zoom in fully prior to focusing eExposure turn off autoiris during recording fGain set to quot0 dbquot in most cases gAudio levels if necessary