Its not the size of your camera - Digital Photography in 3 parts.
Pinhole cameraobscura
Color Review & Johannes Itten
COMPUTERS: TOOLS FOR AN INFORMATION AGE Chapter 5 – Part 2 Input and Output.
Bringing light into the chaos: A general introduction to optics and light microscopy Juliana Schwarz 19/03/07.
History of photography
Getting Started in Amateur Astronomy
Digital image processing Tool presentation
Task 2 photography terminology
FT Phone Soldier
Ch 5 -how do telescopes work