Secure Digital memory cards are becoming more popular in all sorts of cameras, and as maximum limits approach terabyte capacities, the format is poised to be the mainstay for still and HD video shooting in the future
By Jon Sienkiewicz
Published February 9, 2010
Updated October 14, 2016
Despite strong competition from CompactFlash, the Memory Stick family and xD Picture Cards, the Secure Digital High Capacity memory card format—known as SDHC, for short—leads today’s popularity parade for digital image storage.
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It’s easy to take autofocus for granted. I know, I do. This technology is amazing—your camera has to figure out what should be sharp in a scene, focus the lens and take the picture, all in a fraction of a second.