Posted By Eli Scruggles on 5/8/2009 at 6:18 AM

A couple of things i do not understand about leveling.

-First off what do these rotation switches located on the tribrach do when they're twisted (and how are they called in English? -not my native language,sorry)

-And why is it necessary to adjust the tripod's legs, if you can manually correct the leveling by adjusting the switches.

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