3. DSLR Photography 101 - Exposure

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UNDERSTANDING EXPOSURE After all, it’s all about painting with light!

Transcript of 3. DSLR Photography 101 - Exposure

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UNDERSTANDING EXPOSUREAfter all, it’s all about painting with light!

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WHAT’S A WELL EXPOSED IMAGE?

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EXPOSURE TRIANGLE

Aperture

Sensitivity/ ISOShutter Speed

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APERTURE

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TIME/ SHUTTER SPEED

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SENSITIVITY/ ISO

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Control Aperture

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Aperture: f/5.6

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Aperture: f/5.6

Aperture: f/13

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Control Shutter Speed (S)

Paul Bica

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Shutter Speed - 8s

Paul Bica

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Shutter Speed - 8sShutter Speed - 1/1000

Paul Bica

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Control ISO

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ISO:800

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ISO:800

ISO:800

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Why not always shoot at a high ISO?

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© exposureguide.com

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SLOW SHUTTER OR FAST?

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SLOW SHUTTER OR FAST?

Shutter Speed: 1/2000th of a second

©Anuroop Krishnan

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SLOW SHUTTER OR FAST?

Shutter Speed: 1/2000th of a second

©Anuroop Krishnan

Shutter Speed: 1/15th of a second©Anuroop Krishnan

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Absolute rubbish

You control the cameranot the other way around

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DEPTH OF FIELD

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FOUR FACTORS INFLUENCING DOF

Depth of

Field

Aperture Distance

Focal LengthPerspective

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How about perspective?

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GET AT EYE LEVEL

© Dr Caesar Sengupta

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A FEW SPECIFICS

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Ever wondered what this means?

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HighlightsShadows

White point

Black point

Dark to bright, from left to right

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Clipped Highlights

A potentially overexposed image

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Clipped Shadows

A potentially underexposed image

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A tough to correct image

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An easy to enhance image

Subtle Shadows Subtle Highlights

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Seeing the world as 18% gray

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What you see

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What you see What your camera sees

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So…

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What you see

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What you see What you photograph

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What you see

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What you see

What you photograph

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Metering

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Auto Daylight Cloudy Shade

Tungsten Fluorescent Flash Custom

White Balance

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Focussing

Single-point Spot AF (Manual Selection)

for pinpoint focusing

Single-point AF (Manual Selection)

AF point expansion (Manual Selection)

AF point expansion (Manual selection

surrounding points)

Zone AF (Manual selection

of zone)

61 point automatic selection AF

Focus Point Selection

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ONE SHOT AI SERVO AI FOCUS

Focussing Modes

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Drive

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Some homework