Additional inofo to the benefits of taking your camera off Auto

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Taking it off Auto
Walthamstow & District Photographic Society

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The Exposure Triangle
ISO
Shutter
Speed
Aperture

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The Exposure Triangle
ISO
Shutter
Speed
Aperture
= Noise

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ISO and Noise
100 ISO

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400 ISO

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800 ISO

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1600 ISO

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3200 ISO

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6400 ISO

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12800
ISO

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25600
ISO

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51200
ISO

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102400
ISO

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ISO in Real Life

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ISO 3200

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ISO 6400

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ISO 6400

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ISO 6400

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ISO 51,2000

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ISO 400

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ISO 2500

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ISO 4000

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ISO - Summary
Keep ISO as low as possible for best quality
BUT sacrifice ISO to get the image

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ISO - Summary
Keep ISO as low as possible for best quality
BUT sacrifice ISO to get the image
Use AUTO ISO ?

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The Exposure Triangle
ISO
Shutter
Speed
Aperture
1/400th f 2.8
VARIES
Fixed Fixed

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The Exposure Triangle
ISO
Shutter
Speed
Aperture

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Shutter Speed
FAST SLOW
Freeze
Motion
Blur

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Shutter Speed = 1/2000th second (f5, iso 320)

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Shutter Speed = 1/2000th second (f4, iso 400)

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Shutter Speed = 1/400th second (f5, iso 160)

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Shutter Speed = 1 second (f6.3, iso 100)

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Shutter Speed = 1/13th second (f2.8, iso 100)

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Shutter Speed = 1/30th second (f22, iso 100)

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Shutter Speed = 34 seconds

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Shutter Speed = 0.4 second 5.14pm

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Shutter Speed = 0.4 second 5.18pm

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Shutter Speed = 4 seconds

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Shutter Speed = 3.2 seconds

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F 7.1 1 second ISO 800

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Shutter Speed = 1/80th second

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Shutter Speed = 1/80th second

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Shutter Speed = 1/80th second

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Shutter Speed = 18 seconds

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The Exposure Triangle
ISO
Shutter
Speed
Aperture

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Depth of Field – Aperture Priority

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F 2.8

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F 5.6 51mm lens

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F 5.6 51mm lens

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F 5.6 51mm lens

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F 5.6 51mm lens

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F4.5
Gets rid of background
clutter

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F9 - ISO 200 - 1/320th second

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Aperture Priority Mode
ISO
Shutter
Speed
Aperture
Fixed

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Aperture Priority Mode
ISO
Shutter
Speed
Aperture
FixedFixed
Fixed
or
variable

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Aperture Priority Mode
ISO
Shutter
Speed
Aperture
FixedFixed
Fixed
or
variable
VARIABLE

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Shutter Priority Mode
ISO
Shutter
Speed
Aperture
Fixed

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Shutter Priority Mode
ISO
Shutter
Speed
Aperture
Fixed
Fixed
or
variable

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Shutter Priority Mode
ISO
Shutter
Speed
Aperture
Fixed
Fixed
or
variable
VARIABLE

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Summary
•
Know what effect you are after
•
Is shutter speed important?
•
Is Depth of Field Important
•
Know your camera's ISO capabilities
•
Experiment
Corporate Photography