Mike Kobal http://www.mikekobal.com PHOTOGRAPHY Fri, 05 May 2017 19:56:03 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.41 Sony A7rii: LA EA3 and 3rd party lenses, which work, which don’t http://www.mikekobal.com/sony-a7rii-la-ea3-and-3rd-party-lenses-which-work-which-dont/ http://www.mikekobal.com/sony-a7rii-la-ea3-and-3rd-party-lenses-which-work-which-dont/#comments Wed, 12 Aug 2015 21:16:19 +0000 http://www.mikekobal.com/?p=12549 Efraim Nussbaum at Adorama was kind enough to let me check af performance on a few 3rd party alpha mount lenses Update: part 2, a few more Zeiss lenses with SSM tested here the first lens I tested was the Sigma ART 50mm 1.4, unfortunately it can’t lock focus, it…

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]]> http://www.mikekobal.com/sony-a7rii-la-ea3-and-3rd-party-lenses-which-work-which-dont/feed/ 22 First independend MTF test of the new Sigma ART 24-105mm f4 DG lens on FF! http://www.mikekobal.com/first-independend-mtf-test-of-the-new-sigma-art-24-105mm-f4-lens-on-ff/ http://www.mikekobal.com/first-independend-mtf-test-of-the-new-sigma-art-24-105mm-f4-lens-on-ff/#comments Mon, 03 Feb 2014 16:47:08 +0000 http://www.mikekobal.com/?p=10613 I am a big fan of the Canon 24-105mm f4 IS kit lens and I also often shoot with the Nikkor 24-120mm f4, which covers a greater range, however isn’t as good optically as Canon’s counter part. I have a Nikon version on preorder from BH (also available in Canon…

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