[thxbb12]

I can't remember having experienced any obvious issues on the X-H2.

OK, then maybe it's my Sigma copy that has an issue or it doesn't happen with the X-H2.

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Here are a few full-resolution shots captured with the Sigma 18-50 f2.8 from my Xmas holidays:

https://www.flickr.com/search/?user_id=9...gm%2018-50

I'll post some more in the next few days.