Optical illusion

• Beeldende vorming
• Middelbare school
• vmbo t, mavo
• Leerjaar 1

Optical illusions

Is that for real???

Intro

• Optical illusions
• Eyes and brain
• Getting to know optical illusions and what you can do with it.
• Make your own 

Op Art

Some optical illusions occur when colour patterns are placed close together. The constant tremor of your eye makes them "move" for the brain 

Test yourself

Are you being fooled by your own brain?

How many black dotsd do you count?

1. 28
2. 14
3. 7
4. geen

Is the right middle circle bigger then the left?

1. Yes
2. No

Are these lines curved or straight?

1. Straight
2. Curved
3. None of the above

Welke lijn is het langst?
Onder of boven

1. Boven
2. Onder
3. Geen van beide

What do you see here?

1. Old woman
2. Young woman
3. Both old and young woman
4. Don't see a woman

How many legs does this elephant have?

1. 4
2. 5
3. 1
4. 8

What do you see in this black shape?

1. A man and a woman
2. A man with a saxophone
3. A womans face
4. I just see some shapes

Escher

Eternal movement

Escher

Escher assignment

3. Hexaflexa 

Photography 

Using photography you can create optical illusions.

You can use Photoshop to do it or position your object in a way that tricks the brain..... 

Photography

If you flip the vanishing point strange things happen.. 

Photography

Same pic, differtent vanishing point......

Photography 

Photography 

Photography and photoshop

Combine  Pictures from the net.

Create an optical illusion using different pictures 

into one  final image.

Make it look real.

Get going

Now it is your turn to create some confusion. 

There are three assignments for you to do. You can choose which one you do first. Ask your teacher for the hexaflexa template.  

Upload your outcome in badgecraft.

The assignments

    

1.     Illiusion photography without using photoshop
2.     Hexaflexa (Esher) 
3.     Illusion photography (using Photoshop)

Evaluation

In daily life optical illusions are used to convey a strong message for example to make people buy things or more things. 

Describe a situation where optical illusions are used to  convey a strong message.