Filters, holders and vignetting: building a filter system that works with your lenses

When outdoor photographer and author Darwin Wiggett writes about filters, he's speaking from his own years of successful experience. His series of stories featured on this blog have become a trusted reference source for many visitors. Now Darwin reviews the complicated topic of filter holders and vignetting, and offers us his personal perspective based on his own methods, experience and equipment. "I hear from a lot of photographers wanting to know which filter system and filter holder