Received the filter today.
Its nice to see that mine doesn't have a gap
I'm planning on testing it on Friday where there's a waterfall. Hope it doesn't rain
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Twitter: DaelPix
Flickr: DaelPix
Canon 450D
Canon 18-55mm EF-S F/3.5-5.6 II
Canon 75-300mm EF F/4-5.6 III
Canon EF-S 18-135mm f/3.5-5.6 IS
Sigma 10-20mm F/4-5.6 EX DC HSM