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Re: [OM] ( OM ) Filters for digital

Subject: Re: [OM] ( OM ) Filters for digital
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Mon, 19 Oct 2009 15:55:43 -0400
I'll accept your judgment on UV filters at altitude.  High altitude 
shooting is not part of my normal activity.  However, I thought that the 
glass in modern lenses, films and IR/UV cutoff filters on sensors 
already did a fair job of excluding UV.

Chuck Norcutt


Jim Couch wrote:
> Maybe it is just me, but I don't see how one can compensate for a large 
> dynamic range without either loosing some highlights, or getting a lot 
> of noise in the shadowed areas short of some kind of HDR software or 
> using layers. A grad ND filter just seems to me, to work better and 
> easier, for very little cost. Most (free) camera supplied software does 
> not seem to offer these kinds features. All the HDR software I have 
> tried requires a fair amount of computer 'horsepower' to work very 
> efficiently, not a problem for the occasional image maybe, but when you 
> come back weekend after weekend with these kinds of shots it is a 
> different story. If there is a way to easily & efficiently do this in 
> Olympus' software or Elements 5 (both of which I have) on an older 
> windows machine I would love to know how.
> 
> As for UV filters - do some shooting at altitude with long lenses - they 
> do make a difference, and I certainly have never seen any software at 
> any price that can recover details lost to haze. Just like polarizers, 
> to the best of my knowledge there are some filters that just can't be 
> reproduced in post.
> 
> Jim Couch
> 
> Chuck Norcutt wrote:
>> I can't argue with what you feel comfortable with and the methods you 
>> prefer to use.  But the specifics of what you are doing should be easily 
>> done in the camera supplied software or any of several free applications.
>>
>> Chuck Norcutt
>>   
>>>>       
-- 
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