This nice piece of program will calculate the appropriate camera settings to yield a correct exposure based on the given light conditions and film speed
Try Exposure Calculator now
F-Stop and Shutter simulator
Really nice simulator with image samples for any given f-stop and shutter speeds.
Try F-Stop and Shutter simulator now
Shutter Speed Calculator
Use this program to Calculate action-stopping or blur-producing shutter speeds or the
blur rendered by a shutter speed .
Try Shutter Speed Calculator now
QuickTime VR Calculators
This page has some calculators to Determining the field of view from the lens focal length, Determining the tilt range for uncorrected panoramas, Determining tilt limits for asymmetrical panoramas etc
Try QuickTime VR Calculators now
Depth of Field Calculator
A really nice online DOF Calculator .
Try DOF Calculator now