1. Visual Perception

2. 1. Reception Let’s review  Stimulus Cornea Vitreous Humour Pupil Lens
Aqueous Humour
Lens
Iris
Optic nerve
Ciliary Muscles
Retina
Sclera
1. Reception

3. 2. Transduction Rods Cones Electromagnetic energy (light)
Photochemical a.k.a. electrochemical energy (signal)
2. Transduction

4. Photochemical a.k.a. electrochemical energy (signal)
3. Transmission

5. 4. Organisation and Interpretation

6. Visual perception principles
Usually used automatically with no conscious effort,
but sometimes used intentionally (on purpose) by artists, designers, and advertisers!
(Play video)

7. 1. Gestalt Principles 1. Figure-ground organisation 2. Closure
Organise features of a visual scene by grouping them to perceive a whole, complete form in the simplest possible way.
1. Figure-ground organisation
2. Closure
3. Similarity
4. Proximity

8. 1. Figure-ground organisation

9. Ambiguous/Reversible figure

10. Camoflage

11. 2. Closure

12. 3. Similarity

13. 3. Similarity

14. 4. Proximity (or nearness)

15. 4. Proximity (or nearness)

16. Let’s revise again! Gestalt Principles
Organize features of a visual scene by grouping them to perceive a whole, complete form in the simplest possible way.
1. Figure-ground organization
2. Closure
3. Similarity
4. Proximity