A new version of the Lee Filters SW150 system holder has been introduced that allows compatibility with a broader range of extreme wide angle lenses, and which has been designed to reduce the impact of reflections from the rear surface of fitted filters. The Lee Filter SW150 Mark ll now allows the existing 150mm-wide filters that were developed for the original SW150 to be fitted to four lenses using model-specific adapter rings – with more on the way. Read more
Articles: Digital Photography Review (dpreview.com)