I'm sure you are right - it's just easier to tell with the 2SP. But why
is it not a full stop? (I know I'm probably missing some fundamental of
photography here)
> -----Original Message-----
> From: John Hermanson [SMTP:omtech@xxxxxxxxx]
> Sent: Tuesday, October 13, 1998 3:24 PM
> To: olympus@xxxxxxxxxxxxxxx
> Subject: Re: [OM] FW: OM 2SP Metering when using widest aperture
>
> You will also probably notice this on ANY OM body while turning a lens
> one
> stop to its widest aperture. It will not indicate a full stop of
> difference.
>
> John
>
> Mark Dickinson wrote:
>
> > > The OM2S(P)'s meter display is divided into one third stop
> increments.
> > > Why is it that when I change from the second widest aperture on a
> lens
> > > to the widest, the meter only alters by two thirds of a stop for
> what
> > > should be a full stop change (e.g. f4 to f2.8 on a 28mm f2.8
> lens)?
> > > This is a particular puzzle on my 50mm f1.8 as the difference
> between
> > > f2.8 and f1.8 should be more than a whole stop and the meter still
> > > only changes by two thirds of a stop. As far as I can tell when
> > > altering the aperture, the physical distance that the aperture
> ring is
> > > turned to go to the widest aperture IS slightly less than that
> between
> > > other stops. Why?
> > >
> > >
> >
> >
>
>
>
>
> < This message was delivered via the Olympus Mailing List >
> < For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
> < Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >
< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >
|