Panasonic Lumix G X Vario 12-35mm f/2.8 ASPH Power OIS Lens Video Overview

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Considering you are a photo-review site, you could have at least got the AR correct for the the uTube upload. Or maybe this is in the land of long narrow people with pointed heads. More on topic - it is important to mention the discontinuous aperture stepping artifacts while zooming - which can be a problem for videographers.