August 2011 - Chemistruck Photography

Monthly Archives: August 2011

Canon IS (Image Stabilization)

Canon Optical Image Stabilizer technology helps reduce camera shake that often occurs in low-light situations. Camera shake typically occurs at shutter speeds less than 1/the focal length you’re shooting at, which results in image blur. Canon’s Image Stabilization lenses use gyroscopes to identify vibrations, which is then used to digitally manipulate the image and produce
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Canon Speedlite Flashes

I recently did some comparisons on the different Canon Speedlite Flashes and found Bob Atkins’ chart on these external flashes helpful.  His included the earlier model of 430 EX, so I updated the chart for the latest version, 430 EX II. 220 EX 430 EX II 580 EX II Wireless: No Slave Controller (Master) and
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