Sigma 82mm Circular Polarizer EX DG Multi-Coated Glass Filter

When I bought my fast, pro-spec Sigma 24-70mm f2.8 HSM, one of its few drawbacks was the giant 82mm filter size. This was for fine detailed landscape work and I\'ve polarisers for as long as I could remember. To the landscaper, a polariser is a must...

I use this filter on my 10-20mm Sigma and because the lens is constructed for use with the smaller APS-C sensor there is no vignetting even at 10mm. I use the filter for enhanced saturation with landscape photography and removing reflections from...

There are very few filters of this thread size on the market so I was pleased to find that Sigma's offering is cheaper than the Hoya equivalent. It is always worth paying the extra for a pro coated filter if you're using digital, so I can't recommend...

There are very few filters of this thread size on the market so I was pleased to find that Sigma\'s offering is cheaper than the Hoya equivalent. It is always worth paying the extra for a pro coated filter if you\'re using digital, so I can\'t...