Lesson 1 - Aperture - 7th May 09

Short video explaming the basic principles of the aperture

http://www.youtube.com/watch?v=djXQ8HaaV_g

Lesson 2 - Shutter Speed - 14th May 09

Short video explaining the basic principles of shutter speed

http://www.youtube.com/watch?v=ShpxE7cFz1c