The Sim-Cam (best viewed with Netscape Navigator Gold 2.0) is a great introduction to how aperture size and shutter speed affect exposure in photography.
The Sim-Cam (best viewed with

randomWalks
@randomWalks
The Sim-Cam (best viewed with Netscape Navigator Gold 2.0) is a great introduction to how aperture size and shutter speed affect exposure in photography.