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David Busch’s Nikon D810 Guide to Digital SLR Photography by David D. Busch

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D

Nikon D810: Troubleshooting and Prevention

One of the nice things about modern electronic cameras like the Nikon D810 is that they have fewer mechanical moving parts to fail, so they are less likely to “wear out.” No film transport mechanism, no wind lever or motor drive. If you use AF-S lenses instead of the older AF models, you don’t even have to worry about complicated mechanical linkages from camera to lens to physically stop down the lens aperture. Instead, tiny, reliable motors are built into each AF-S lens (and you lose the use of only that lens should something fail), and one of the few major moving parts in the camera itself is a lightweight mirror that flips up and down with each shot when you’re not using live view mode.

Of course, ...

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