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C-22 Process



 
 
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  #1  
Old July 16th 07, 09:23 PM posted to rec.photo.darkroom
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Posts: 8
Default C-22 Process


I gained 30 rolls of Kodakolor X negative film, and use some rolls in
my Rolleiflex, but this film are developed in the C-22 process, and i
have no idea how to develop.
Somebody knows some alternative developing process for this film?

Thanks

  #2  
Old July 16th 07, 09:50 PM posted to rec.photo.darkroom
Scott Schuckert
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Posts: 368
Default C-22 Process

In article . com,
wrote:

I gained 30 rolls of Kodakolor X negative film, and use some rolls in
my Rolleiflex, but this film are developed in the C-22 process, and i
have no idea how to develop.
Somebody knows some alternative developing process for this film?


I'm going to hope/assume this 30-year-old film has been frozen or
refrigerated, and that you're not planning on shooting any more of it.

While it probably possible to do some sort of B&W development at home,
you're far better off with one of the few remaining labs that can do
C-22. For example, try:

http://www.rockymountainfilm.com/c22.htm
  #3  
Old July 17th 07, 04:46 AM posted to rec.photo.darkroom
Ken Hart
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Posts: 154
Default C-22 Process


wrote in message
ups.com...

I gained 30 rolls of Kodakolor X negative film, and use some rolls in
my Rolleiflex, but this film are developed in the C-22 process, and i
have no idea how to develop.
Somebody knows some alternative developing process for this film?

Thanks

Film Rescue International www.filmrescue.com processes old films.


  #4  
Old July 17th 07, 01:46 PM posted to rec.photo.darkroom
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Posts: 8
Default C-22 Process

On Jul 17, 12:46 am, "Ken Hart" wrote:
wrote in message

ups.com...

I gained 30 rolls of Kodakolor X negative film, and use some rolls in
my Rolleiflex, but this film are developed in the C-22 process, and i
have no idea how to develop.
Somebody knows some alternative developing process for this film?


Thanks


Film Rescue Internationalwww.filmrescue.comprocesses old films.




Tanks for the help

but I intend to develop the negative in my darkroom.
I already elaborate an alternative process for the ECN-2 (cinema),
and I go to try using fenidone developers (D-76) and Metol (ID-11)
If i have no sucess in none of these processes, I go to try to use
LOOR developer from Kodak, being varied the temperatures and times

So.....

Lets have some fun in the darkroom

  #5  
Old July 17th 07, 03:13 PM posted to rec.photo.darkroom
Scott Schuckert
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Posts: 368
Default C-22 Process

In article .com,
wrote:

Tanks for the help

but I intend to develop the negative in my darkroom.
I already elaborate an alternative process for the ECN-2 (cinema),
and I go to try using fenidone developers (D-76) and Metol (ID-11)
If i have no sucess in none of these processes, I go to try to use
LOOR developer from Kodak, being varied the temperatures and times

So.....

Lets have some fun in the darkroom


Good luck to you.

I can't help but be curious; what is the purpose of this
experimentation? It can't be good pictures, as you have no chance of
that; it can't be to develop a useful darkroom technique, as there
won't be anymore Kodacolor X.
  #6  
Old July 18th 07, 10:20 PM posted to rec.photo.darkroom
[email protected]
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Posts: 8
Default C-22 Process

On 17 jul, 11:13, Scott Schuckert wrote:
In article .com,

wrote:
Tanks for the help


but I intend to develop the negative in my darkroom.
I already elaborate an alternative process for the ECN-2 (cinema),
and I go to try using fenidone developers (D-76) and Metol (ID-11)
If i have no sucess in none of these processes, I go to try to use
LOOR developer from Kodak, being varied the temperatures and times


So.....


Lets have some fun in the darkroom


Good luck to you.

I can't help but be curious; what is the purpose of this
experimentation? It can't be good pictures, as you have no chance of
that; it can't be to develop a useful darkroom technique, as there
won't be anymore Kodacolor X.


Scott

The purpouse is only experimental.
I have no idea on what waiting of the developing.
My hobby is to buy lots of old films to "make myself" dead processes,
like C-22 and ECN-2

Tanks

  #7  
Old July 25th 07, 04:38 AM posted to rec.photo.darkroom
Rod Smith
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Posts: 62
Default C-22 Process

In article .com,
writes:

The purpouse is only experimental.
I have no idea on what waiting of the developing.
My hobby is to buy lots of old films to "make myself" dead processes,
like C-22 and ECN-2


Although C-22 can reasonably be described as a "dead" process, it being
30+ years since it was replaced by C-41, ECN-2 is current. It's still used
by modern motion picture films. If you're interested in experimenting with
it, check this APUG post:

http://www.apug.org/forums/forum216/...orial-use.html

That post includes a set of formulas for ECN-2 chemistry along with
directions for use. You could conceivably find some good deals on "short
ends" -- unused bits of motion picture films that are too short to be of
interest to movie studios but long enough to be cut into rolls for use in
35mm still cameras. Back in the 1970s and 1980s, several outfits in the US
bought up such film and resold it to still photographers, but AFAIK they
all switched to C-41 films in the early 1990s. My own experience is that
C-41 films are superior for still photography, presumably because of the
contrast issues mentioned in the discussions area of the link I presented.
Still, if you want to experiment with unusual processes, this one might be
worth trying. You'll also be able to find in-date ECN-2 film -- a claim
that can't be made for C-22 film any more!

--
Rod Smith,
http://www.rodsbooks.com
Author of books on Linux, FreeBSD, and networking
  #9  
Old July 18th 07, 10:23 PM posted to rec.photo.darkroom
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Posts: 8
Default C-22 Process

On 17 jul, 13:31, "Francis A. Miniter"
wrote:
wrote:
I gained 30 rolls of Kodakolor X negative film, and use some rolls in
my Rolleiflex, but this film are developed in the C-22 process, and i
have no idea how to develop.
Somebody knows some alternative developing process for this film?


Thanks


In the late 1990s, I think I published the formulae and process in this
newsgroup. I just now tried to retrieve it, but Google said that the archive is
temporarily not available.

If you cannot retrieve it from the archives, send me an email and I will scan
the page from the British Journal of Photography, whence I got it, and email you
the formulae and process.

Francis A. Miniter


Hi Francis

If you have the formulae, i will try to make it at home.
Maybe the old reagents have some difficult to find, but i can study
and make some adaptations.

I´ll look at the archives.

Tanks a lot

  #10  
Old July 18th 07, 11:50 PM posted to rec.photo.darkroom
Richard Knoppow
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Posts: 751
Default C-22 Process


wrote in message
oups.com...
On 17 jul, 13:31, "Francis A. Miniter"

wrote:
wrote:
I gained 30 rolls of Kodakolor X negative film, and use
some rolls in
my Rolleiflex, but this film are developed in the C-22
process, and i
have no idea how to develop.
Somebody knows some alternative developing process for
this film?


Thanks


In the late 1990s, I think I published the formulae and
process in this
newsgroup. I just now tried to retrieve it, but Google
said that the archive is
temporarily not available.

If you cannot retrieve it from the archives, send me an
email and I will scan
the page from the British Journal of Photography, whence I
got it, and email you
the formulae and process.

Francis A. Miniter


Hi Francis

If you have the formulae, i will try to make it at home.
Maybe the old reagents have some difficult to find, but i
can study
and make some adaptations.

I´ll look at the archives.

Tanks a lot


A citation I found for substitute formulas is The 1965
BJP Annual pages 263-264. Some of the reagents, in
particular the color developing agents, may not be available
now. The British Journal Almanack is not too difficult to
find, larger library systems will have it. I did not search
for on-line editions but try the new Google books search.
BTW, D-76 is _not_ a Phenidone developer, its Metol and
Hydroquinone.
In general, its possible to process older color films to
B&W silver negatives. They will have a "stain" because the
remaining color couplers are themselves colored, a way of
producing an automatic color correction mask. The dye can be
bleached out but once you do that the negatives can never be
redeveloped for color.
B&W development can be done in any standard B&W developer
but you will have to experiment to find the best times.


--
---
Richard Knoppow
Los Angeles, CA, USA



 




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