I am traveling to Arizona for a two week vacation and thought it would be a great opportunity to play with some filters on my D300.<BR><BR>My kit is:<BR>Nikkor 18-200 VR<BR>Sigma 10-20<BR>Nikkor 50mm ...

NiSi makes one of my favorite photographic accessories, namely the immaculately engineered NiSi NM-200s Macro Focusing Rail. The company also has various other product lines but is perhaps better ...