I was planning to me zuzulegen in the foreseeable future WW-converter. Presumably it will be one of Raynox. Does it make sense to use a UV filter to protect the front lens? If so, it must be a slim filter, or does it prevent synonymous with a normal height at about vignetting?
I've also heard that a lens hood is useful. Should it still be a tulip, or am I wrong here? I know that of the wide-angle lenses for DSLRs