Interesting idea Joel. I could try taking my spectacles off at 7 or
8,000ft and see if it makes a difference. I have to say though that my
ability to see other aircraft improved immeasurably when I first
started wearing spectacles in 1998 - I could see an F15 at 20 miles!
Chris
On 2 Apr 2004 , at 18:25, 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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>
<|_:-)_|>
C M I Barker
Cambridgeshire, Great Britain.
+44 (0)7092 251126
ftog at threeshoes.co.uk
http://www.threeshoes.co.uk
http://homepage.mac.com/zuiko
... a nascent photo library.
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