Archived posting to the Leica Users Group, 2001/02/16

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: [Leica] Re: photography at altitude
From: Jim Brick <jim_brick@agilent.com>
Date: Fri, 16 Feb 2001 08:47:16 -0800

There's more UV inhibitor in your lenses than there is in a UV filter.
Unless your lenses are very old.

It becomes a sunny 22 rule.

Jim


At 10:55 AM 2/16/01 -0500, Lee, Jonathan wrote:
>Guys,
>
>I'm off for some skiing at Banff (elevation 5000-8500ft).  Is there enough
>UV at these altitudes to make a UV filter more than just optional? In case
>the meter goes belly up, does the sunny f16 rule change appreciably at these
>altitudes? 
>
>Thanks
>
>Jonathan Lee