Just bring out all my 77mm UV filters, which I collected over the years, and check out how those UV filters affect the image:
77mm UV filters: Canon, B+W, Hoya
IMAGE LINK: http://www.flickr.com/photos/x_tan/6101696156/
77mm UV filters: Canon, B+W, Hoya
IMAGE LINK: http://www.flickr.com/photos/x_tan/6101696530/
77mm UV filters: Canon, B+W, Hoya
All taken with 5D2 + 24-105L @ 105mm, ISO 1600, f/8, 1/400s:
IMAGE LINK: http://www.flickr.com/photos/x_tan/6101163519/
"Naked"
IMAGE LINK: http://www.flickr.com/photos/x_tan/6101163771/
With 77mm B+W UV MRC F-Pro
IMAGE LINK: http://www.flickr.com/photos/x_tan/6101710648/
With 77mm Canon UV Cheapo
IMAGE LINK: http://www.flickr.com/photos/x_tan/6101164361/
With 77mm Hoya UV Cheapo
B+W MCR F-Pro is not much better than Canon or Hoya cheapo




















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