Basic_Camera_Controls.pdf

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1、BasicManualControlofaDSLRCameraNaixn2008Photographersdon’tjusttakephotographs-theymakethem!©ProducedbyYonAnkersmitforcurious-eye.com2009DigitalSingleLensReflexCameraThebasicoperationofaDSLRisasfollows:forviewingpurposes,themirrorreflectsthelightcomingthroughthelensupwa

2、rdsatanapproximately90degreeangle.Itisthenreflectedbythepentaprismtothephotographer'seye.Duringexposure(whenthephotographistaken),themirrorswingsupward,andashutteropens,allowingtheCross-sectionviewofDSLRsystemlenstoprojectlightthroughtheapertureontothefilm/sensor.1-4-e

3、lementlens+aperture2-Reflexmirror3-Focal-planeshutter4–Sensor/film5-Mattefocusingscreen6-Condenserlensaperture7-Pentaprism8-Eyepiecewww.en.wikipedia.org/wiki/Single-lens_reflex_cameraPhotographyistheArtofRecordingLightInordertorecordlightsuccessfullyyouneedtoknowhowtoc

4、ontrolyourcamerasettingsmanually.Understandingphotographyexposureallowsyoutogivecorrectinstructionstoyourcameraabout:Film/SensorSpeedYourcameraApertureisjustatool-ShutterSpeedyouaretheLightMeteringartistBasicDSLRCameraOperationTheconstant=ISOsetting=sensitivityoffilm/s

5、ensortolightThevariables=Aperture=adjustableopeninginlens=ShutterSpeed=durationofexposureTheaperturecontrolsvolumeoflight=thescienceofphotographyTheaperturecontrolsdepthoffield/focus=theartofphotographyTheshuttercontrolsdurationofexposure=thescienceofphotographyTheshut

6、tercontrolsappearanceofmotion=theartofphotographythescienceofAperture+ShutterSpeed=ExposurephotographytheartofAperture+ShutterSpeed=PictorialOutcomephotographyCamera:MamiyaRB6x7+65mmwideanglelens*ExposurePictorialOutcomesScene:strongMediumformatnegative:directionalsunl

7、ightdetailretainedwhenfrombehindtheenlargedphotographer100ISO:broadtonalrangeFilmISO:100f/22:broaddepthoffield;AperturePriority:f/22preciseedgedefinitionCameramountedonNocamerashaketripod*distortionofspaceCliveStone,mid198o’sFilm/SensorISOISOratingsensitivitytolightdou

8、bleseachstop50100200400800160032006400sensitivitytolighthalveseachstopthescience:SlowFastsensitivityoffilm/sensormore