Olympus-OM
[Top] [All Lists]

Re: [OM] Any advice on filters?

Subject: Re: [OM] Any advice on filters?
From: Chris Barker <ftog@xxxxxxxxxxxxxx>
Date: Tue, 4 Mar 2014 15:40:27 +0000
Thanks, Chuck.

Chris

On 4 Mar 14, at 12:41, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx> wrote:

> Bill is correct.  The polarization effect is strongest at 90 degrees 
> from the sun and non-existent at 180 degrees (ie, sun directly behind 
> you)  Since a wide angle lens covers a much larger piece of the sky the 
> variation in polarization will be more noticeable.  Some people don't 
> like it, some don't care.
> 
> Ken will likely be ill at the mention of Luminous Landscape but there's 
> a good, short tutorial here on the use of polarizers.  It spends a fair 
> amount of time on the the use of polarizers with wide angle lenses 
> including warnings about vignetting and not to use them with panos.
> <http://www.luminous-landscape.com/tutorials/polarizers.shtml>
> 
> Chuck Norcutt
> 
> 
> On 3/3/2014 8:30 PM, NSURIT@xxxxxxx wrote:
>> I would think it might have as much to do with angle of the light rays from
>>  the light source as related to the position of the camera.  Bill  Barber
>> 
>> 
>> In a message dated 3/3/2014 7:04:18 P.M. Central Standard Time,
>> bwhitmire@xxxxxxxxxxxxxx writes:
>> 
>> Polarizers do better on narrower fields of view, I suspect because  of the
>> scattering of the light. Uniformity is hard to come by, at least with
>> luminance, or luminosity.
>> 
> -- 
> _________________________________________________________________
> Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
> Archives: http://lists.thomasclausen.net/mailman/private/olympus/
> Themed Olympus Photo Exhibition: http://www.tope.nl/
> 

-- 
_________________________________________________________________
Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
Archives: http://lists.thomasclausen.net/mailman/private/olympus/
Themed Olympus Photo Exhibition: http://www.tope.nl/

<Prev in Thread] Current Thread [Next in Thread>
Sponsored by Tako
Impressum | Datenschutz