Instant manual-focus override

 · as "instant manual override" if the M/A mode has been selected (by previously moving a switch on the body/lens)? In that case the switch on the lens will have an "M" [manual only] position and an "M/A" position for auto with manual override capability.  · From my small experience with Canon (and it's the same with Nikon) only some lenses have manual focus override. Other lenses require that you put the lens in MF mode. I believe even for the instant-manual-override lenses like the IS II, you . Excellent: just grab the focus ring at any time for instant manual focus override. You don't need to move any switches. Like other Sigma lenses, it feels gritty and cheap. It doesn't have the smooth, precise feel of a Canon or Nikon lens. Unlike a real Nikon lens, Sigma is a .

This is the world's first mm kit lens with instant manual-focus override, it's also the first with ultra fast focussing. Canon's mm IS II still sounds like a kid's toy as it focuses, slowly. New Good Stepper motor for ultrafast AF Instant manual-focus override; just grab the ring Silent operation ideal for movies. I believe even for the instant-manual-override lenses like the IS II, you need to acquire AF before you can override the focus. I think this exactly corresponds to your experience -- when you turn to something else that is out of focus, you cannot MF the lens until you 1/2 press the shutter release. Autofocus performance is ultra responsive thanks to a high speed AF-S SWM (Silent Wave Motor) driving an internal focus mechanism that also allows full time manual focus override. The provided focus limit switch can further reduce AF seek time when in use by restricting the focus range to either infinity to 10m or 12m to close focus.

The focus ring only works in some modes. It sadly isn't an always-active instant manual-focus override as it is on Nikon Z. The aperture ring is a great way to set apertures, but sadly doesn't have deeper detents at the full stops to aid setting by feel. The A setting on the ring is misleading; it's not AUTO. It oddly means that you're handing the aperture selection back to the control rings on your camera rather than the ring on the lens. The only gotcha with this Fuji lens is that there is no instant manual-focus override. You have to move a switch on your camera to get to or from manual focus mode. OIS means Optical Image Stabilizer, which eliminates the need for a tripod. as "instant manual override" if the M/A mode has been selected (by previously moving a switch on the body/lens)? In that case the switch on the lens will have an "M" [manual only] position and an "M/A" position for auto with manual override capability.