Exposure, Focus and Lenses · Page 24 of 101

Aperture, Shutter Speed and ISO

Learn to balance aperture, shutter speed and ISO for the subject.

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What you will learn

1. Explain the purpose of aperture, shutter speed and iso

Use this outcome in the page activity and record useful evidence in your photography journal.

2. Apply a practical method to balance aperture, shutter speed and ISO for the subject

Use this outcome in the page activity and record useful evidence in your photography journal.

3. Recognise the main technical, safety or professional risk

Use this outcome in the page activity and record useful evidence in your photography journal.

4. Review the result and record one useful improvement

Use this outcome in the page activity and record useful evidence in your photography journal.

Step-by-step practice

Step 1. Identify why aperture, shutter speed and iso matters to the photograph you want to make.
Step 2. Prepare the subject, location, equipment and any required permission.
Step 3. Practise how to balance aperture, shutter speed and ISO for the subject.
Step 4. Review focus, exposure, light, composition, story and responsible practice.
Step 5. Complete this activity: Create three photographs that deliberately prioritise depth of field, motion and low noise.
Safe and responsible practice: Change one setting at a time and review sharpness at useful magnification.

Practical activity

Complete and record this task

Create three photographs that deliberately prioritise depth of field, motion and low noise.

Good-practice checklist

Important detail is acceptably sharp
Exposure protects the intended highlights
Complete the practical activity for aperture, shutter speed and iso
Record settings or decisions that produced the best result
Review the result on a second screen or as a print
Ask a qualified person when safety, privacy or legal consequences are significant

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