Lesson 3

Light and Exposure

Presented by:

Thomas Woods Course Educator

B.A. (Hons.)

Diploma in PhotographyPart I

@ShawPhotoTom

Lesson 3

Course Agenda

How the camera works

Exposure

Summary

Course Interaction

Lack of understanding of photography on a

fundamental level

Inability to fully utilize the camera

Inability to capture and record light

accurately and as intended

Lack of knowledge to troubleshoot and solve

issues

Why learn about how the camera work??

Poorly lit images that don’t represent the scene

Inconsistent results

Unappealing to the viewer or client

Extensive post production time correcting issues

Lack of creative control

Inability to relax and be creative

Why learn about how the camera work??

How We See

Exposure – Human Vision

Exposure – Human Vision

Exposure – Human Vision

Exposure – Human Vision

The word "photography" was created from the Greek word (phōtos) meaning "light“and (graphé) meaning drawing", together meaning "drawing or painting with light".

What is Photography?

What is the Camera?

Camera Obscura

Camera Obscura

Joseph Nicéphore NiépceView from the Window at Le Gras, 1826–1827

First Recorded Image

Louis-Jacques-Mandé DaguerreBoulevard du Temple 1838

The Daguerreotype

William Henry Fox TalbotLatticed window at Lacock Abbey August 1835

The Calotype

A New History of Photography

By Michel Fritoz

Camera Obscura

Light Sensitive Film

Film Photography

Light Sensitive Sensor Sensor inside Camera Body

Film Photography

Pinhole Room

Pinhole Photography

Pinhole Image

Over exposure

Under exposure

Correct exposure

Exposure

Over Exposed

Under Exposed

Correctly Exposed

Exposure

Exposure

Exposure

Exposure

Exposure

Exposure

Exposure

Exposure

Exposure – Shadows and Highlights

Correct Exposure – Highlight Detail

Highlight Detail

Over Exposure – Highlight Detail

Over Exposure – Highlight Detail

Correct Exposure Over Exposure

Over Exposure – Highlight Detail

Correct Exposure – Shadow Detail

Correct Exposure – Shadow Detail

Under Exposure – Shadow Detail

Under Exposure – Shadow Detail

Correct Exposure Over Exposure

Under Exposure – Shadow Detail

Exposure and Printing

Exposure and Printing

The importance of light in vision and photography How light is captured and recorded The importance of understanding Exposure The importance of learning to control Exposure The effect exposure has on high light and shadow detail The effect of exposure in print

Congratulations you have just completed Lesson 3

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Summary

• The next session is “Motion and Depth”• Understanding how motion is captured in your images

• Controlling motion using semi automatic functions

• Understanding how depth is captured in your images

• Controlling depth using semi automatic functions

• Shaw Academy Lifetime Membership Prize during Lesson 8

• Go to www.shawacademy.com and then the Top Right Corner – Members Area

Lesson 4

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Q&A

See you back for Lesson 4 LIVE

Motion and Depth