Archived posting to the Leica Users Group, 2006/12/21

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Subject: [Leica] IMG: Another Comparison
From: walt at waltjohnson.com (Walt Johnson)
Date: Thu Dec 21 10:32:55 2006
References: <7.0.1.0.2.20061220133550.024a1f90@infoave.net> <BAY116-F29E75FF42459665AC25AAE9FCE0@phx.gbl> <6.2.1.2.2.20061221094953.047d1820@mail.infoave.net>

Tina

I though Photoshop could correct just about any color shift? I was 
trying with the Underwater filter and it seemed to help.


Walt

Tina Manley wrote:

> At 08:26 AM 12/21/2006, you wrote:
>
>> Please note that changing WB after the fact cannot fix the IR 
>> problems--the IR contamination shifts the colors of objects 
>> differently, depending on how much they reflect IR. Synthetic black 
>> goes to magenta.  Synthetic green goes to gray, and so forth.
>>
>> Mark Davison
>
>
> Right, Mark!  I've discovered that no amount of color balancing in 
> photoshop can correct the strange colors.  Capture One seems to do the 
> best job with the Leica DNG files but it's still way off.  I hope the 
> IR filters will correct this and am encouraged to find out that they 
> don't cut the light any.
>
> Tina
>
> Tina Manley, ASMP, NPPA
> http://www.tinamanley.com
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
>

Replies: Reply from douglas.sharp at gmx.de (Douglas Sharp) ([Leica] IMG: Another Comparison - M8 correction in PS)
Reply from red735i at earthlink.net (Frank Filippone) ([Leica] IMG: Another Comparison)
Reply from rdandcb at home.netspeed.com.au (Rick Dykstra) ([Leica] IMG: Another Comparison)
In reply to: Message from images at InfoAve.Net (Tina Manley) ([Leica] IMG: Another Comparison)
Message from davison_m at msn.com (MARK DAVISON) ([Leica] IMG: Another Comparison)
Message from images at InfoAve.Net (Tina Manley) ([Leica] IMG: Another Comparison)