On 2 Nov 2007 at 15:25, Willem-Jan Markerink wrote:

> On 1 Nov 2007 at 19:06, Ken Lin wrote:
> 
> > > Sure
> > > wish Canon would provide some type of lock to prevent accidental manual
> > > adjustment of focus.
> > >
> > 
> > You do realize the irony of this??
> > 
> > The one thing that sets Canon lens apart from the 3rd-party lenses is the
> > ability of Full Time Manual(FTM) focusing where the user can adjust the
> > focus manually anytime after the AF has been achieved without doing anything
> > else, if I remember correctly this is only on the Canon lenses, all other
> > 3rd-party lenses requires one to flick a switch from AF to MF before the
> > manual focusing can be accomplished, you would then have to flick the switch
> > back to AF.
> > 
> > Most Canon users considers the FTM as a positive feature.   :-)
> 
> EF-M (high-end tele's, plus old 28-80/2.8-4.0, IIRC)) would solve 
> this problem, since the manual mode (interfering/additional, not 
> exclusive) can be switched off entirely.
> 
> Ideally, EF-M would be switched on/off by sensing finger 
> pressure....:))
> (more than just accidental touching)

Hmm....make that E-M, electro-manual (focusing); EF-M is a camera 
(and a weird one too....;))
Although it is near impossible to get much assistance from Google on 
this....probably one of the most neglected EOS features....8-))
(regardless whether spelled as EMF, EM, E-M or electro(nic) manual 
focusing....scary low amount of proper hits)







--                 
Bye,

Willem-Jan Markerink

      The desire to understand 
is sometimes far less intelligent than
     the inability to understand

<[EMAIL PROTECTED]>
[note: 'a-one' & 'en-el'!]

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