They also increase colour saturation of flowers & other things, since
most glare is white.
Tom
At 2000 August 5 - Saturday 2:15, HI100@xxxxxxx <olympus@xxxxxxxxxxxxxxx>
spoke about *Re: [OM] What lens to carry (again)...* saying
> On polarizers Lex wrote:
>
> << It'll reduce
> sidewalk or water glare just fine, from windows at angles, etc., but cannot
> reduce glare faced head-on or any kind of metallic glare. In cases like
> that, or when you don't want the polarizing effect, it's still useful as a
> neutral density filter with high speed film in bright daylight.
> >>
>
> Another interesting effect is they sometimes shift the color of distant
> mountains under clear conditions. I have always assumed this was due to
> reflections off the rock's crystaline surfaces being polarized with a
> wavelength dependency. (Dichroism?) It may also be partly just a white light
> contrast issue that subjectively looks like a color shift.
>
> This is handy in that the color contrast can sometimes be adjusted to taste.
------------
Tom Trottier <TomATrottier@xxxxxxxx> ICQ: 57647974
Abacurial Information Technology Consulting
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