rec.photo.darkroom Google Group

Re: Diluted D-76 & Imporved D-76 at dilution

dickb...@ix.netcom.com (Richard Knoppow) — Sat, 14 Nov 2009 23:00:57 UT

On Nov 13, 6:11 pm, "Richard Knoppow"
Thanks, Richard. This increased densities to those I am used
to
seeing. I also took advantage of a Gainer post on Apug in
which he
states that there's little or no harm in increasing the
borax in the
formula as well.
I have to find the citation for the Kodak research

Re: Diluted D-76 & Imporved D-76 at dilution

lew1...@gmail.com (Lew) — Sat, 14 Nov 2009 16:05:22 UT

Thanks, Richard. This increased densities to those I am used to
seeing. I also took advantage of a Gainer post on Apug in which he
states that there's little or no harm in increasing the borax in the
formula as well.

Re: Diluted D-76 & Imporved D-76 at dilution

dickb...@ix.netcom.com (Richard Knoppow) — Fri, 13 Nov 2009 23:11:18 UT

It could be. The amount of metol in standard D-76 is
minimal. I would suggest increasing it to perhaps 5 grams
per liter.
Also, in general, the activity of the developer is
slightly lower than standard D-76. This is shown in the
graphs in the 1929 paper from Kodak Research Labs. Metol and

Re: possible supplier of chemicals in India

nob...@but.us.chickens (David Nebenzahl) — Fri, 13 Nov 2009 19:10:43 UT

On 11/13/2009 5:33 AM sreenath spake thus:
>
Well, as I said, it *might* make sense to buy chemicals in bulk if
several people set up some kind of buying club to pool their needs, but
it would require a lot of coordination to make it happen.

Re: Bluefire Police film?

grimly4rem...@removegmail.com (Grimly Curmudgeon) — Fri, 13 Nov 2009 17:08:12 UT

We were somewhere around Barstow, on the edge of the desert, when the
drugs began to take hold. I remember David Nebenzahl
<nob...@but.us.chickens> saying something like:
Also, try this. I was sure,last time I looked, they had 100' rolls of
it, but perhaps not.
[link]

Diluted D-76 & Imporved D-76 at dilution

lew1...@gmail.com (Lew) — Fri, 13 Nov 2009 15:52:38 UT

Is it possible that my home brewed, 'improved,' no hydroquinone D-76
would be less active at 1:3 dilution than standard, out of the box
D-76? Although my home made D-76 compares favorably with store bought
D-76, results at 1:3 seem underdeveloped.

Re: possible supplier of chemicals in India

sreenat...@rocketmail.com (sreenath) — Fri, 13 Nov 2009 13:33:09 UT

I live in India.
Even if the chemicals would be cheaper, what about shipping charges?
I wanted to buy Phenidone and CD-4, which are _not_ available anywhere
in retail in India, and had to buy 1 KG of each.
And minimum shipment size for Ammonium thiosulfate was 25 KG.
I heard there are some who claim to produce Amidol, and thankfully I

Re: possible supplier of chemicals in India

nob...@but.us.chickens (David Nebenzahl) — Wed, 11 Nov 2009 19:18:48 UT

On 11/11/2009 8:24 AM Jean-David Beyer spake thus:
>
Good question. Presumably someone (the importer) would need to have the
proper licenses and such. Lotsa paperwork, but it's probably possible.
(I have worked with people trying to get stuff through customs, and it
can be a bitch. You definitely need a broker or agent, and a good one at

Re: possible supplier of chemicals in India

jeandav...@verizon.net (Jean-David Beyer) — Wed, 11 Nov 2009 16:24:06 UT

Also, how would you manage the paperwork to get it through customs?

Re: possible supplier of chemicals in India

nob...@but.us.chickens (David Nebenzahl) — Tue, 10 Nov 2009 19:35:55 UT

On 11/10/2009 6:12 AM Lloy...@the-wiredot.com spake thus:
[snip]
>
Company looks legit enough. I seriously doubt, however, that you're
going to be able to buy small, convenient packages of photo chemicals
from them. They're an industrial supply operation. (I wonder what the
smallest amount is that they would sell: 55-gallon barrels? and if

possible supplier of chemicals in India

lloy...@the-wiredot.com — Tue, 10 Nov 2009 14:12:38 UT

November 10, 2009, from Lloyd Erlick,
I received this email today, presumably
because they have been searching websites
that mention photo chemicals.
I have never dealt with this company, and
have no interest beyond informational.
Kind Attn.: Purchase Manager

Dear Sir,

We are manufacturer and exporter of below

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Re: More toning questions

lloy...@the-wiredot.com — Wed, 04 Nov 2009 14:52:10 UT

November 4, 2009, from Lloyd Erlick,
On Mon, 2 Nov 2009 10:57:45 -0800 (PST), Lew
Ilford Warmtone (they designate the FB paper
MGW) is a good choice. I've used MGW for
years now, and I like it very much. In fact,
in certain ways I prefer it even over two
discontinued papers that were well loved:
Kodak Ektalure and Agfa Portriga. My reason

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Re: More toning questions

dickb...@ix.netcom.com (Richard Knoppow) — Mon, 02 Nov 2009 23:13:05 UT

Developer will have some effect on original image color
and toning. In general warm tone paper has somewhat finer
silver grains than neutral or cold tone paper. It is the
size of the grains that largely determines the color of
silver images. Fine silver grains generally tone more
rapidly than coarse grains partly because of the ratio of

Re: Tonering

dickb...@ix.netcom.com (Richard Knoppow) — Mon, 02 Nov 2009 22:53:06 UT

On Oct 30, 3:52 pm, "Richard Knoppow"
This one?
[link]
That's it. I didn't realize it was so expensive. Try
Amazon or ABE to see if a used copy is available. There is
also a long section in Rudman's _Photographer's Master

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Re: Bluefire Police film?

m...@erewhon.com.au (Murray) — Sat, 31 Oct 2009 12:12:34 UT

For the sake of record I measured the pH of Technidol before
I poured it into the tank - it was 8.8. This surprised me as
plain DEA has a pH higher than TEA. The SO2 may pull it down.
The colour of the spent developer even after 7 mins was brown and I
expected it to be pinkish if penidone (Dimezone) was the

Re: ruby lith????

rwatson...@aol.com (Bob AZ) — Sat, 31 Oct 2009 04:35:04 UT

Laran
I used to use it from time to time for Safelight filters. Used to get
it from an art supply shop. They had it in 20X30 or about that. I
still have some but have not used any in years. Do a google search.
Maybe Amazon.com has it.
Bob AZ

Re: Tonering

w2...@hotmail.com (Peter) — Sat, 31 Oct 2009 00:39:17 UT

This one?
[link]

Re: Bluefire Police film?

wizofo...@yahoo.com.au (Noons) — Sat, 31 Oct 2009 00:12:27 UT

David Nebenzahl wrote,on my timestamp of 31/10/2009 5:49 AM:
Anyone in APUG would possibly know?
I'm still finding Technidol in a number of local shops. Stashing it away in
large quantities at the mo: used with Adox CMS20, I get stunning results.
Adox makes their own developer for their film but Technidol works brilliantly as

Re: Tonering

dickb...@ix.netcom.com (Richard Knoppow) — Fri, 30 Oct 2009 19:52:40 UT

There are three commercial toners available from Kodak
and there are some other brands of similar toners. The three
are:
Kodak Brown Toner
Kodak Sepia Toner II
Kodak Rapid Selenium Toner
These all have somewhat different results. The effect
of a toner depends on the paper emulsion and also to some

Re: Bluefire Police film?

t...@panix.com (Thor Lancelot Simon) — Fri, 30 Oct 2009 19:17:46 UT

In article <NtSdnY-4D6r6sXbXnZ2dnUVZ_sadn ...@earthlink.com>,
I wonder if this last one is even available any more. Eastman Chemical
used to make a lot of stuff strictly for in-house use...
Thor

Re: Bluefire Police film?

s...@sig.com (Nicholas O. Lindan) — Fri, 30 Oct 2009 19:12:02 UT

"Thor Lancelot Simon" <t...@panix.com> wrote
That would be lovely.
Whatever it is, it isn't POTA, more like H&W Control. The ingredients:
1) Diethylene Glycol:
diluent
2) Hydroquinone:
developing agent
3) Diethanolamine sulfur dioxide complex:
alkali/activator?
Carbonate substitute? Kodak loves the stuff.

Re: Bluefire Police film?

nob...@but.us.chickens (David Nebenzahl) — Fri, 30 Oct 2009 18:49:47 UT

On 10/30/2009 8:17 AM Thor Lancelot Simon spake thus:
Sorry, wrong newsgroup; that should be Richard *K*. (M is a guru from
another NG.)

Re: Bluefire Police film?

nob...@but.us.chickens (David Nebenzahl) — Fri, 30 Oct 2009 18:48:31 UT

On 10/30/2009 8:17 AM Thor Lancelot Simon spake thus:
Hmm; Richard M? Any thoughts?

Tonering

lew1...@gmail.com (Lew) — Fri, 30 Oct 2009 17:15:13 UT

I plan to produce a series of prints which will require brown toning.
I've never toned a print before, so I'd appreciate any pointers,
gotcha's or product recommendations the group can throw my way.
Another consideration is how close the mat color can com to the print
tone. I'd like to start with the neutral black FB & RC papers I

Re: Bluefire Police film?

t...@panix.com (Thor Lancelot Simon) — Fri, 30 Oct 2009 16:17:41 UT

In article <1vKdnQxfq51jmHbXnZ2dnUVZ_hOdn ...@westnet.com.au>,
I wonder whether, at this late date, it would be possible to persuade
Kodak to divulge the formula for Technidol.

Re: Bluefire Police film?

m...@erewhon.com.au (Murray) — Fri, 30 Oct 2009 15:28:00 UT

It is the same as Gigabit - Agfa Copex Rapid. There is a recommended
developer, a so-called 'variation' on the Holden & Weichert formula
of 35 years ago. You can make that yourself (I did) and if you
make the active ingredient part with glycol/glycerol/brake fluid
(yes!) it will keep fine in the fridge. Just make sure you

Re: Bluefire Police film?

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Re: black and white inks for making digital negatives/prints?

u...@domain.invalid (Me) — Wed, 28 Oct 2009 02:43:11 UT

They're not "grey" inks.
They're often called light-black and light-light black etc.
They are weaker (diluted) versions of black ink.
For the higher end inkjet photo printers carbon black pigments are used.
Problem with carbon black and other "black" pigments is that they
aren't black - they're usually a very very dark brown. So when they're

Re: Bluefire Police film?

pir...@ktb.net (Peter Irwin) — Tue, 27 Oct 2009 23:56:54 UT

I haven't tried that one, but as far as I know all such things
are high speed source document microfilms plus some variation
on POTA developer.
If you can find someone to sell you a modest quantity of
Agfa Copex or Kodak Imagelink films in 35mm double perf,
you could do it a lot cheaper. Most microfilm sellers seem

Bluefire Police film?

nob...@but.us.chickens (David Nebenzahl) — Tue, 27 Oct 2009 23:15:02 UT

[Using r.p.e.35mm for its intended purpose--discussions of 35mm FILM
cameras]
So has anyone used this Bluefire "Police" film? See
[link]
Is this basically the same as the Gigabit stuff? Is it any good? Is it
worth messing with?

Re: black and white inks for making digital negatives/prints?

nob...@but.us.chickens (David Nebenzahl) — Tue, 27 Oct 2009 18:24:01 UT

On 10/27/2009 6:09 AM Lew spake thus:
Thanks but no thanks. I'd rather not post or read at all than use
Google's ill-conceived brain-damaged spam portal.

Re: black and white inks for making digital negatives/prints?

artpis...@gmail.com (laran) — Tue, 27 Oct 2009 15:53:45 UT

Lew wrote:
google groups is very limited... I had difficulty even finding my
rec.bicycles. groups. I think there is a concerted push to phase
newsgroups even though they are the best method of communication over
specialized topics.....

Re: black and white inks for making digital negatives/prints?

lew1...@gmail.com (Lew) — Tue, 27 Oct 2009 14:09:24 UT

You still have more or less full access to the usenet through Google
groups and, possible, Yahoo.

Re: black and white inks for making digital negatives/prints?

macogoe...@gmail.com (Rebecca Ore) — Tue, 27 Oct 2009 02:56:56 UT

In article <4ae63f65$0$11315$82264...@new s.adtechcomputers.com>,
I have no idea. My film cameras out-number my digital cameras.

Re: black and white inks for making digital negatives/prints?

jeandav...@verizon.net (Jean-David Beyer) — Tue, 27 Oct 2009 01:11:44 UT

I switched to newsguy a coupla days before they said they would pull the
plug. Some months earlier, they cut off all but the "big 8".

Re: black and white inks for making digital negatives/prints?

nob...@but.us.chickens (David Nebenzahl) — Tue, 27 Oct 2009 00:34:35 UT

On 10/26/2009 3:11 PM Rebecca Ore spake thus:
Then explain why at least one film newsgroup (rec.photo.equipment.35mm)
has been taken over by digital users? (Of course, they claim that it's
for *them*, since some of their cameras resemble 35mm film cameras.
Bullshit.)

Re: black and white inks for making digital negatives/prints?

nob...@but.us.chickens (David Nebenzahl) — Tue, 27 Oct 2009 00:31:47 UT

On 10/26/2009 2:37 PM Jean-David Beyer spake thus:
Well, obviously, since I'm posting here!
But yes, I checked just before posting that. I'm actually surprised I
still have Usenet access; Verizon was supposed to have pulled the plug
on that service by now. So I guess I'm just hanging on by a thread.

Re: black and white inks for making digital negatives/prints?

macogoe...@gmail.com (Rebecca Ore) — Mon, 26 Oct 2009 23:12:41 UT

In article
<85332450-669f-4bfc-a67f-da84d c235...@x15g2000vbr.googlegrou ps.com>,
[link]
After all, if you're digital, you're more modern than Usenet.
There is a digital photography group, but I'd have to look at my
killfile to get the full name of that one.

Re: black and white inks for making digital negatives/prints?

macogoe...@gmail.com (Rebecca Ore) — Mon, 26 Oct 2009 23:11:06 UT

In article <4ae5ec03$0$11300$82264...@new s.adtechcomputers.com>,
It's on the web, which is far more up-to-date for digital people than a
Usenet film group.

Re: black and white inks for making digital negatives/prints?

jeandav...@verizon.net (Jean-David Beyer) — Mon, 26 Oct 2009 22:37:52 UT

Have you checked lately? My ISP does not carry any newsgroups at all
anymore. They did not reduce their prices when they cut off the UseNet.

Re: black and white inks for making digital negatives/prints?

nob...@but.us.chickens (David Nebenzahl) — Mon, 26 Oct 2009 18:38:48 UT

On 10/25/2009 7:59 PM Rebecca Ore spake thus:
>>>
My ISP (Verizon by proxy) doesn't carry any newsgroups with the word
"hybrid" in their title. Perhaps you could provide us the exact name of
this newsgroup?

Re: black and white inks for making digital negatives/prints?

lew1...@gmail.com (Lew) — Mon, 26 Oct 2009 14:27:35 UT

Rebecca:
Could you post the full, usenet name of the hybrid group? Thanks.

Re: black and white inks for making digital negatives/prints?

lakunos...@sbcglobal.net (Lawrence Akutagawa) — Mon, 26 Oct 2009 05:54:15 UT

tsk, tsk, tsk...and this from someone who doesn't know a darkroom from a
digital printer! If you don't responses like mine, then hie thee to digital
world land where you belong and stay there! Come here to rec.photo.darkroom
with stuff like this and expect more of the same.