myron lee Offline Upload & Sell: Off
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jcolwell wrote:
You can still use the camera AFMA.
Yes I can use the single point AFMA on my camera. However the sigma dock allows for 4 distance points for focus calibration. For any ultra sharp lens wide open, having 4 calibration points is noticeably superior. Both my sigmas are ultra sharp through the focal range. Before the sigma arts, I had to go through 5 50mm prime lens before I got a keeper. I went through 2 on my 35mm. With a sigma dock, I didn't have to find a perfect copy,
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