[pure-silver] Re: Stand developing/Efke
- From: "Gene Johnson" <genej2@xxxxxxx>
- To: <pure-silver@xxxxxxxxxxxxx>
- Date: Fri, 26 Aug 2005 00:36:40 -0700
I should start adding some kind of caveat about 35mm. The sprocket holes
seem to be a problem. But it is an interesting look isn't it? It's a real
format stretcher too. I like the results much better than anything I ever
got out of Techpan.
----- Original Message -----
From: "Breukel, C. (HKG)" <C.Breukel@xxxxxxx>
To: <pure-silver@xxxxxxxxxxxxx>
Sent: Thursday, August 25, 2005 8:15 AM
Subject: [pure-silver] Re: Stand developing/Efke
Hi Gene,
Inspired by your post I gave some out-dated 35mm PanF a try at 40 ASA,
Rodinal 1:100, 20 min, 20degC, worked very nice, the prints have a special
kind of flavour, hard to discribe..25 min devlopment yielded some sprocket
hole streaks..
Best,
Cor
-----Original Message-----
From: pure-silver-bounce@xxxxxxxxxxxxx
[mailto:pure-silver-bounce@xxxxxxxxxxxxx]On Behalf Of Gene Johnson
Sent: vrijdag 26 augustus 2005 9:05
To: pure-silver@xxxxxxxxxxxxx
Subject: [pure-silver] Re: Stand developing/Efke
I think I was the guy who started all this with my post about
developing
Efke 25 this way in 1:100 Rodinal for 20 or 25 min. Don't
know about any
other film, but...
The tones do not appear compressed (read flattened?) to me.
If I had to try
to put my finger on a particular characteristic that might be
associated
with the stand technique, I would mention the nice
combination of very high
accutance and very fine grain combined with normal contrast.
For this film, I will develop this way every time unless I
find something
better.
----- Original Message -----
From: "Koch, Gerald" <gkoch02@xxxxxxxxxx>
To: <pure-silver@xxxxxxxxxxxxx>
Sent: Thursday, August 25, 2005 6:36 AM
Subject: [pure-silver] Re: Stand developing
I agree with Richard, stand development is useful to compress
the total
scale of a very contrasty subject. You see this method described in
articles on the Zone System. It should not be used as a
general purpose
technique.
Jerry
-----Original Message-----
From: pure-silver-bounce@xxxxxxxxxxxxx
[mailto:pure-silver-bounce@xxxxxxxxxxxxx] On Behalf Of Richard Knoppow
Sent: Wednesday, August 24, 2005 6:22 PM
To: pure-silver@xxxxxxxxxxxxx
Subject: [pure-silver] Re: Stand developing
----- Original Message -----
From: "jeffrey" <puresilver@xxxxxxxxx>
To: <pure-silver@xxxxxxxxxxxxx>
Sent: Wednesday, August 24, 2005 12:34 PM
Subject: [pure-silver] Re: Stand developing
> Well, I gave it a shot - Rodinal 1:100 for 30 min. at
> about 72 deg. Strong agitation for the first 30-40 sec.,
> then let it sit.
>
> Most of the frames turned out OK (if a bit thinner than
> expected), but a few frames (with wide expanses of clear
> sky) showed sprocket-hole streaks. Not pronounced, but
> enough to ruin the frame. Seemed inconsistant thru the
> roll.
>
> Not sure what to think.
>
The sprocket hole streaks are typical of stagnant
development. There is some convection of the reaction
products of development when the film is vertical in the
bath. Since there is no development going on at the sprocket
holes there are not reaction products produced so there will
be an area under them that is somewhat higher in density
than in the adjacent spaces. The effect is present all over
the film but may not be noticable where there are not small,
well defined, areas of significantly high or low density.
You will find the opposite adjacent to small, dense
highlights, where there will be streaks of lower development
due to bromide.
Generally stagnant or stand development is done with the
film horizontal. The reaction products accumulate in the
vicinity of the development then and the effect is of
lowered density of highlights and exagerated adjacency
effects, which are controlled by diffusion in the emulsion.
Stand development can be useful for some special effects
but IMO is not good general practice. Frankly, I think Danny
was lucky.
Nonetheless, the pictures are excellent.
---
Richard Knoppow
Los Angeles, CA, USA
dickburk@xxxxxxxxxxxxx
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- References:
- [pure-silver] Re: Stand developing/Efke
- From: Breukel, C. (HKG)
Other related posts:
- » [pure-silver] Re: Stand developing/Efke
- » [pure-silver] Re: Stand developing/Efke
- » [pure-silver] Re: Stand developing/Efke
Hi Gene,
-----Original Message----- From: pure-silver-bounce@xxxxxxxxxxxxx [mailto:pure-silver-bounce@xxxxxxxxxxxxx]On Behalf Of Gene Johnson Sent: vrijdag 26 augustus 2005 9:05 To: pure-silver@xxxxxxxxxxxxx Subject: [pure-silver] Re: Stand developing/Efke
I think I was the guy who started all this with my post about developing Efke 25 this way in 1:100 Rodinal for 20 or 25 min. Don't know about any other film, but...
The tones do not appear compressed (read flattened?) to me. If I had to try to put my finger on a particular characteristic that might be associated with the stand technique, I would mention the nice combination of very high accutance and very fine grain combined with normal contrast.
For this film, I will develop this way every time unless I find something better.
----- Original Message ----- From: "Koch, Gerald" <gkoch02@xxxxxxxxxx>
To: <pure-silver@xxxxxxxxxxxxx>
Sent: Thursday, August 25, 2005 6:36 AM
Subject: [pure-silver] Re: Stand developing
I agree with Richard, stand development is useful to compress the total scale of a very contrasty subject. You see this method described in articles on the Zone System. It should not be used as a general purpose technique.
Jerry
-----Original Message----- From: pure-silver-bounce@xxxxxxxxxxxxx [mailto:pure-silver-bounce@xxxxxxxxxxxxx] On Behalf Of Richard Knoppow Sent: Wednesday, August 24, 2005 6:22 PM To: pure-silver@xxxxxxxxxxxxx Subject: [pure-silver] Re: Stand developing
----- Original Message ----- From: "jeffrey" <puresilver@xxxxxxxxx>
To: <pure-silver@xxxxxxxxxxxxx>
Sent: Wednesday, August 24, 2005 12:34 PM
Subject: [pure-silver] Re: Stand developing
> Well, I gave it a shot - Rodinal 1:100 for 30 min. at > about 72 deg. Strong agitation for the first 30-40 sec., > then let it sit. > > Most of the frames turned out OK (if a bit thinner than > expected), but a few frames (with wide expanses of clear > sky) showed sprocket-hole streaks. Not pronounced, but > enough to ruin the frame. Seemed inconsistant thru the > roll. > > Not sure what to think. > The sprocket hole streaks are typical of stagnant development. There is some convection of the reaction products of development when the film is vertical in the bath. Since there is no development going on at the sprocket holes there are not reaction products produced so there will be an area under them that is somewhat higher in density than in the adjacent spaces. The effect is present all over the film but may not be noticable where there are not small, well defined, areas of significantly high or low density. You will find the opposite adjacent to small, dense highlights, where there will be streaks of lower development due to bromide. Generally stagnant or stand development is done with the film horizontal. The reaction products accumulate in the vicinity of the development then and the effect is of lowered density of highlights and exagerated adjacency effects, which are controlled by diffusion in the emulsion. Stand development can be useful for some special effects but IMO is not good general practice. Frankly, I think Danny was lucky. Nonetheless, the pictures are excellent.
--- Richard Knoppow Los Angeles, CA, USA dickburk@xxxxxxxxxxxxx
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- [pure-silver] Re: Stand developing/Efke
- From: Breukel, C. (HKG)