HD CPL is better then Pro 1 D CPL. coating is harder and it's easier to clean. :)
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shipping is from Hongkong if you don't mind waiting a little longer.
Due to images limitation here, some pictures are not added here, you can visit original article: http://maxsaver.net/bw-xs-pro-detail-review.aspx if you are interested.
B+W TOP Model: B+W XS-PRO Digital Filters Reviews:
1. Using the thinnest ultra-precision grinding optical glass from...
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