I expect that had a lot to do with it. Not that I'm older or anything ... :)
Joel W.
-----Original Message-----
From: olympus-owner@xxxxxxxxxx on behalf of Winsor Crosby
Sent: Fri 4/2/2004 3:35 PM
To: olympus@xxxxxxxxxx
Subject: [OM] Re: Exploding Eyeballs
It is also a well known phenomenon that people, especially older ones,
see better in bright light. The iris stops down and gets better depth
of field and correction of defects, just like a camera.
Winsor
Long Beach, California
USA
On Apr 2, 2004, at 9:25 AM, Wilcox, Joel F wrote:
>
> I'm getting unburied back at work after a return over the last weekend
> from tireless fun in the American SW. Around the Grand Canyon I
> noticed
> that I was having difficulty focusing with the usual aids upon which I
> have come to depend: 2-13 screen in OM-2S and OM-4(x) and -2 diopter
> Eyecup 2 or commensurate adjustment on the OM-4(x).
>
> Experimentation with OM-2S yielded a surprise. I could see more
> clearly
> through the viewfinder without any correction. The Grand Canyon is
> around 7000 feet (4600m). Back in the low plains at 1000 ft, I need
> the
> -2 diopter again.
>
> I'm attributing this to bulging eyeballs until I get a better
> hypothesis. People used to go to Arizona for their health back in the
> days of consumption. The eyes work better too.
>
> Joel W.
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