thanks J torralba I just got a free filter from zeiss from a promo they had going. It is one of my favorites as well. along with this one [pl]http://www.zeissimages.com/gallery/859/med_U859I1276732038.SEQ.0.jpg[/pl]
thanks Rick I also like how far the contrast can be pushed and still look good at least to my eyes. Other lenses you start to lose detail when you add a little contrast.