Just a refinement of this excellent summary:
The centre circle of the 1-4n shows the correct spot; the circle in the older
1-4 (without the 'n') is about twice too large.
Bart
Citeren Chuck Norcutt <chucknorcutt@xxxxxxxxxxx>:
> Yes, Wayne is correct. When in auto or program mode the 2s uses center
> weighted averaging of the whole frame. When in manual mode it uses spot
> mode which sees only 2% of the area. If you use a 1-4 or 2-4 screen the
> spot metering area is indicated by the small circle in the center of the
> screen.
>
> I usually use my 2s's in manual mode and I treat the mode switch as a
> metering mode switch. Switch to auto mode to read the averaged exposure
> and then switch back to manual for more control.
>
> If you use program mode you should be aware that the camera cannot close
> the lens to a smaller aperture than you have manually selected. So,
> unless you want to deliberately restrict the camera's options set the
> lens aperture to f/16 or whatever is the smallest aperture for the lens
> in use.
>
> Chuck Norcutt
>
> Wayne Harridge wrote:
>
> >>I'm testing my new om-2s in room light, auto and manual
> >>always give the same f/shutter speed except focusing on a
> >>bulb. In the case of manual I got f=8/shutter=1000, but in
> >>auto mode they are f=8/shutter=125. Is it normal ? My
> >>assumption is auto mode use a different light metering
> >>procedure from the manual
> >>mode(center-weighted) ?.
> >>
> >
> >
> >>From my recollection of the OM-2S(P), manual mode is *always* spot
> metering,
> > auto is *always* centre weighted average. I think that explains your
> > observations.
> >
> > ...Wayne
>
>
>
> ==============================================
> List usage info: http://www.zuikoholic.com
> List nannies: olympusadmin@xxxxxxxxxx
> ==============================================
>
--
_____________________________________________________________________
Tele2 Mobiel: nu gratis nummerbehoud bij bestelling via internet
http://www.tele2mobiel.nl/
==============================================
List usage info: http://www.zuikoholic.com
List nannies: olympusadmin@xxxxxxxxxx
==============================================
|