Outline The Exposure Triangle Why the exposure “triangle”? Primary effects of the Exposure Triangle Stops Shutter Speed ISO Aperture Derivation of the numbers used in Aperture Aperture values What is a “stop” How aperture relates to other legs of the Exposure Triangle Putting it all together: Exposure Secondary effects in the Exposure Triangle Shutter Speed ISO Aperture Bokeh Tertiary effects Rolling shutter Diffraction Starburst Summary of the effects in the Exposure Triangle Related web sites Focal Length Under construction January 31, 2015 elliott