Video Camera Tech Tips - Campbell Cameras
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Transcript of Video Camera Tech Tips - Campbell Cameras
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Campbell CamerasTech Tips
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Today’s CamerasTechnical Differences
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Auto vs. Manual(In a hunting scenario)
Main FunctionsFocus – ManualGain – ManualWhite Balance – ManualShutter Speed - AutoIris - Auto
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Auto vs. ManualFocus
Auto Manual
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Auto
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Manual
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Peaking
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Peaking
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GainElectronically amplifies the brightness of your image.
Ex. 0db, 9db, 18dbGain = Grain
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White BalanceWhite balance tells your camera what the color “white” is, based on current lighting conditions.
Proper WB Cool Warm
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White BalanceAuto vs Manual
Run in Manual…But use your Presets: It is probably the “Only” thing on your camera that is truly smarter than we are
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ExposureThe amount of light reaching the image sensorAs determined by lens aperture, shutter speed
and scene luminance
Light (Scene Luminance)Lens (based on equipment)Lens Aperture / Iris (can manipulate)Shutter Speed (can manipulate)Gain (artificial – can manipulate)Sensor (based on equipment)
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Shutter Speed & IrisAuto for hunt scenarioManual to manipulate (B-Roll)
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Shutter SpeedThe effective length of time a shutter is open andthe duration of light reaching the image sensor.
Displayed in fractions of a second ex. (1/120)Shoot 2X your frame rate ex (30fps =1/60)
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ManipulatingIris/F-Stop/Aperture
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Iris/F-Stop/ApertureAmount of light entering the
cameraDisplayed on the camera with an F# ex.(F
5.6)
Lower F-Stop # (F2.8) Wider Aperture
More Light to shutterShallower Depth Of Field
Higher F-Stop # (F22)Narrower ApertureLess Light to shutterLarger Depth Of Field
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Depth Of FieldManipulating the Iris /F-stop / Aperture
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Depth Of Field(Manipulating the Iris /F-stop)
The portion of the frame that appears in focus in relation to distance from the
camera.
F11 F2.8
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DOFShallow or Large
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F2.6
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F11
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Depth Of FieldUsing shallow DOF to make points of interest pop in photos and video
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Audio
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Shotgun / Boom Mics•XLR or Mini Plug
•Phantom Powered
•Battery Powered
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Wireless MicsFrequencies
• Range
• Quality
•Batteries
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Adapters
Beachtek
Dual Channel
Mini Plug to XLR Adapter
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Headphones
Monitor Audio
Batt Levels
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Lanc RemotesControls Main Functions
Less Movement
Smooth Pan/Zoom
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Campbell Cameras Camera Tech Tips
Questions?