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Bought this lens from B&H in late May.  Now > 30 days since purchase.  Shot a bunch of video with it this week, zooming in and out of the subject action (sport).  It's not smooth.  What would you do about that?   I haven't called B&H yet.
Shooting sports with hi-res JPG's bursted at 20fps, writing to CF card.   After a morning of shooting, I have a couple thousand images to review.  I'm currently transferring images via USB-C cable or Wifi and Canon utility, to either laptop C: drive ...
I spent the last 4 days shooting my daughter's volleyball tournament. Used a mix of stills 20 FPS burst high res jpeg, and video, at both 60 FPS with audio and 120 FPS without audio.  RF 28-70 lens (especially for video) and RF 70-200 for longer dist...
Shooting volleyball, and wanting to capture the hitter or blockers on the far side of the net.  Don't want the net or nearby players to distract the AF brain.  Is it possible to tell the camera "only focus on [interesting] objects/people/faces/eyes i...
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