false focus?

[Graydon]

On Sat, Aug 01, 2009 at 07:39:15PM -0700, Larry Colen scripsit:
> > Doesn't AF-S focus once, and, if the shutter button is kept
> > half-depressed, hold that focus irrespective of what's going on with the
> > view?  Supposed to work that way so you can focus on something, hold
> > that focus, and recompose?
> 
> Yes, if you don't let go of the button, which you have to do between
> taking photos.

You may not have to let go all the way.

-- Graydon