[Leica] IMGS: Color Balancing (Blue Trees)

[denik2 at mac.com (Dennis Kushner)]

The middle one looks fine. Often distant mountains look blue

Sent from my iPad

> On Nov 26, 2019, at 10:02 PM, jnelon <jnelon at nelonassociates.com> wrote:
> 
> Tina,
> I'm so glad you posted your Kodachrome slides. I have been furiously
> scanning my old slides, especially after I found some of the color problems
> you're showing in your posts. I had thought Kodachrome would live forever.
> Them I used a slide from Beijing that had some of the same characteristics
> that you're experiencing. I was devastated thinking that I had lost a large
> number of the Beijing show slides to this color problem. I haven't been 
> able
> to figure out whether the dyes shifted, or whether we stored/shipped them
> improperly and the heat/humidity took their toll. And then I tried to put
> together a show using Kodachromes from 1992 when I did a WWII 50-year
> retrospective in Europe. My slides of the Brandenburg gate had the same
> gun-metal look to them as the one you posted recently. I spent forever
> trying to add/subtract color or effects, with minimal satisfaction. And 
> then
> you popped up with the same experience. I'm using a Nikon LS-4000 CoolScan
> with Vuescan. I've tried all sorts of settings in Vuescan including ones
> you've mentioned (infrared/cleaning/etc.), all to limited satisfaction. On
> the other hand, I'm in the midst of scanning some truly old Kodachromes 
> from
> my wife's grandparents, taken in the early '50's. The colors are virtually
> unchanged, although the slide material itself frequently shows some 
> warping.
> I'm left with the theory that perhaps Kodak changed some of its processing
> chemistry or procedures during the 1980's-1990's era, as my Greece slides
> from 1982 are also virtually worthless, from a color perspective. 
> I'm all ears to hear what you and others might think about any of this. 
> Jim
> 
> James R. Nelon
> Partner
> WNDA Studios
> O: +1.207.389.4676
> C: +1.508.308.6525
> Email: JNelon at WNDAStudios.com
> Website: https://WNDAStudios.com
> LinkedIn: https://LinkedIn.com/in/JamesNelon
> Highlight Reel: https://Vimeo.com/252904552
> 
> -----Original Message-----
> From: LUG [mailto:lug-bounces+jnelon=nelonassociates.com at 
> leica-users.org] On
> Behalf Of Tina Manley via LUG
> Sent: Tuesday, November 26, 2019 5:37 PM
> To: MUGers at yahoogroups.com; lug; paw; seephoto; Olympus Camera 
> Discussion
> Cc: Tina Manley
> Subject: [Leica] IMGS: Color Balancing (Blue Trees)
> 
> PESO:
> 
> I'm scanning 7000 slides from Switzerland, most of them Kodachromes, most
> from 1989.  One category is 56773 - Switzerland Countryside.  If you have
> been to Switzerland, you know that the Swiss countryside is beautiful.  I
> want to get it right.  Here is the original scan, scanned on the Nikon
> LS5000 with Vuescan set for Kodachrome:
> 
> https://pbase.com/tinamanley/image/170112330
> 
> It's too dark and the trees are blue.
> 
> I lightened it and balanced the color based on the white house in the
> foreground:
> 
> https://pbase.com/tinamanley/image/170112332
> 
> Everything looks fine except the trees in the distance are blue.  I
> remember them being blue but maybe I'm wrong.  I subtracted the blue.
> 
> https://pbase.com/tinamanley/image/170112333
> 
> Now everything looks too green.  I have many, many of these slides to
> adjust and want to get it right but believable.
> 
> What do you think?
> 
> C&C greatly appreciated.
> 
> Tina
> 
> -- 
> Tina Manley
> www.tinamanley.com
> http://www.pbase.com/tinamanley
> <http://www.alamy.com/stock-photography/3B49552F-90A0-4D0A-A11D-2175C937AA91
> /Tina+Manley.html>
> *https://www.alamy.com/portfolio/649596.html
> <https://www.alamy.com/portfolio/649596.html>*
> 
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