Here's some info on sunny 16 from some time back. I'll forward a couple of more
emails on this that I've kept.
Foxy
----------
> From: Terry and Tracey <foxcroft@xxxxxxxxxxxxxxxxxxxxxx>
> To: Terry and Tracey <foxcroft@xxxxxxxxxxxxxxxxxxxxxx>
> Subject: Re: [OLYMPUS] Exposure metering
> Date: Tuesday, 18 November 1997 12:34:pm
>
>
>
> ----------
> >
> >
> > ----------
> > > Date: Wednesday, 22 October 1997 00:27:55
> > > From: Ulf Westerberg
> > > To: 'olympus@xxxxxxxxxxxxxxxxx'
> > > Subject: RE: [OLYMPUS] Exposure metering
> > >
> > > Terry and Tracey Foxcroft wrote:
> > > >I'm not sure if I have a problem or not.
> > >
> > > >I was told the true exposure value of film is determined according to
> the
> > > >sunny 16 rule. Using 64 ASA, on a sunny day, set your aperture to f16,
> > > >shutter speed to 1/60, and point to the blue sky in the south (southern
> > > >hemisphere). The canera should read correct exposure. If it doesn't,
> > adjust
> > > >your film speed because your meter is out.
> > >
> > > >I've tried this often, and always the correct exposure was displayed at
> > 64
> > > >ASA. I did it recently and was 1 - 2 stops out. So I checked it with my
> > > >lightmeter. Just some cheap thing. It gave f16 1/60 64 ASA. Just prior
> to
> > > >this I got my meter checked it it was supposed to be OK.
> > >
> > > >So the logical thing is to take some photos and check. Well, I bracket,
> > but
> > > >keep forgetting which shot is which! The smart thing to do is write
> this
> > > >down of course.
> > >
> > > >My question is "Do others use this method to determine exposure?" On a
> > > >sunny day I don't turn my meter on, and compensate appropriately.
> > >
> > > >Thanks for help and comments
> > >
> > > >Foxy
> > >
> > > No, I personally don't use sunny-16 to determine exposure. First of all,
> > you
> > > have to have a sunny sky, here in my country the sun showed up yesterday
> > for
> > > two hours so I guess I'll have to wait two months for the next time :-(
> > > I actually made some "test" of this in the beautiful outback of your
> > country
> > > last year, when rain had transformed the red soil to a yellow-purple
> > haven of
> > > fantastic flowers. Sunny-16 said one thing, my OM-4s another. I tried
> > both,
> > > cameras were dead-right, the sunny-16 exposures came out underexposed
> and
> > > unusable.
> > >
> > > Cheers
> > > Ulf Westerberg
> > > Worried for the effects of El Nino (draght?) on your beautiful land
> >
>
>
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