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CF Systems ColorNeg

Robert Budding , Sep 02, 2007; 08:49 p.m.

Has anyone here tested CF Systems ColorNeg Photoshop plug-in with scanned film? It's supposed to work very much like using CC filters in a color darkroom. Any comparisons of your old workflow vs. ColorNeg?

I plan to test it a bit in the coming weeks - I would appreciate educated opinions, not like the thread I found from 2006:

http://photo.net/bboard/q-and-a-fetch-msg?msg_id=00HK4d

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Edward Ingold , Sep 02, 2007; 09:20 p.m.

I wouldn't regard CMYK (i.e., CC filter equivalents) as an improvement to the usual RGB work flow in Photoshop. I doubt there is a simple correlation to the filter stack on a conventional enlarger, which must compensate for the enlarger itself in addition to the negative. Frankly, Photoshop has all of the tools I need in this regard, along with calibration, to make transportable image files.

Robert Budding , Sep 02, 2007; 10:48 p.m.

Edward - I'm looking for opinions from people who have actually used CM Systems ColorNeg software. As it is, you are posting an opinion with no data or experience to back your assertion.

Jim Hein , Sep 04, 2007; 02:07 p.m.

I downloaded the demo and used it with my Minolta MultiScan Pro. The Minolta software is useless for scanning negs hence my interest. If you have a lot of different types of negatives then it could save a lot of time. As for me I standardized on just one type of neg (Fuji Reala) so my Photoshop action gave me the same results as his plugin. So I didn't buy it.

Jim

Robert Budding , Sep 10, 2007; 10:34 p.m.

Thanks, Jim. I'll be scanning a lot of my father's old negs. Many film types across 50 years of shooting.

Mendel Leisk , Sep 16, 2007; 10:10 p.m.

I'm sort of in the same boat as Jim Hein: just downloaded the demo and am trying it out. My main motivation was less than satisfactory highlight detail, when I try to scan as a slide and invert scans myself. CFSystem describes Photoshop invert as a linear process, and says this is not what you need to do.

I'm experimenting with some Fuji Reala, shot in daylight with a grey card in most of the shots. It seems to be giving me very good skin highlight detail, and the grey cards are coming out neutral. Kodak Gold25 seems a nice choice for profile, regardless of the film being Fuji.

FYI, I'm getting my "linear" scans via Minolta Scan Utility with my Scan Elite 5400, following the procedure CFSystems describes for acquiring the file with my scanner:

Scan as slide, auto exposure on, and output 16 bit linear.

The one alarming thing is the spikes at both ends of the histogram. I've tried it with black and white neg scans, and not sure if I like the results, looks to be a lot of posterizing in the highlights, could be my settings though.

El Flaily , Nov 18, 2007; 11:40 p.m.

I've been using it a lot lately, and it's by FAR the best way to scan/correct negative film that I've found so far, though admittedly I haven't tried everything. They just did a major revision to it as well.

It still takes some time/skill to get the hang of it. My tip is to pick a neutral/colorless area carefully and then apply that setting to the whole roll. But it works. Cheap enough...

Robert Budding , Dec 15, 2007; 11:03 a.m.

Mendel - have you checked your Gamma setting? It should be set to 1.0 to get a linear scan.

Tim Lookingbill , Dec 15, 2007; 12:14 p.m.

Could someone post a sample NepPos processed scan and compare it to another faster method they've been using.

I have yet after all of these years hearing about that site seen anyone post a sample.

Tim Lookingbill , Dec 16, 2007; 12:58 a.m.

No samples? See what I mean.


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