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Questions tagged [developing]

The chemical process by which the latent image on exposed film is turned into a visible image.

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2answers
47 views

How long do XTOL and D-76 last unmixed?

When I bought my darkroom sets, I additionally acquired two powder developers, being XTOL and D-76. I have only ever used Rodinal (Adonal) to develop my negatives, so I know little of how well such ...
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2answers
41 views

How many rolls can be processed with ILFORD powder developers at various dilutions?

As per the official information from ILFORD (found here) the powder developers PERCEPTOL, ID-11 and MICROPHEN can be used as a stock solution or in dilutions of 1+1 and 1+3. I'm confused as to how ...
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1answer
51 views

Ektar 100 pushed to 800 ISO and standard development on High Street

If I change the Dx code for Ektar 100 to 800 ISO. Take pictures at night/ cloudy day and then develop it at the High Street studio (without letting them know about ISO), will I get good results?
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2answers
67 views

What is the correct developer for BW Kodak Tmax 400?

Thanks a lot for the previous answer related to the color film. Really helped me understand a lot! :) Now I'm in a bit of dilemma regarding which developer should I choose for my BW Kodak Tmax 400. ...
3
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1answer
46 views

Tetenal Colortec C-41 developing kit appears to be out of stock everywhere in the UK. Suggestions?

As the title suggests, the popular Tetenal Colortec C-41 developing kit appears to be out of stock everywhere in the UK... Does anybody know if there is an issue with supply, or whether there are ...
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5answers
124 views

I'm new to developing film at home — how should I assess my results for grain, tonal range, and etc.?

I'm starting shooting film and develop it at home. For my first roll of film i've used Fujifilm Acros 100 on a Olympus OM-1n with F.zuiko 50mm 1.8. Please see the attached image (straight from the ...
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2answers
1k views

Two films in a tank, only one comes out with a development error – why?

I recently developed two 35mm films together in a tank. One, and only one of them, came out with artefacts on most (but not all) of the exposures – spots of uneven development that seem to originate ...
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1answer
37 views

Instax Film Developing Red

I have completed the Instant Pinhole Camera which I mentioned in a previous question. To open the pack of Instax Film, I used a pitch black room, blocked all the edges around the door, and opened it ...
2
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4answers
69 views

How many minutes should I develop Ilford HP5 in Rodinal 1:50?

I shot some rolls of HP5, and planned on developing it in Rodinal. But I got a little confused when I looked at the suggested DevTimes, most sources (incl. MassiveDevChart) give about 11-13 minutes ...
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2answers
101 views

Can powder chemicals be mixed in smaller amounts or must you mix the entire batch?

One of the advantages of powdered chemicals is a long shelf-life. But once you mix it the clock starts ticking. I was wondering if it's possible to buy a larger batch of powdered chemicals and just ...
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3answers
99 views

How much developer/stop/fixer do I need with 120 film?

I use Ilford for 35mm film development, 200 ml for developer, stop and fixer (with Paterson tank). I cannot find any information about quantity and mixing of 120 film. How much would I need for it?
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1answer
101 views

Why did my color film overdevelop? Please help!

I'm brand new to the home-developing game. I purchased the unicolor c41 developing kit and have developed 3 rolls of color film successfully so far. However, tonight I developed a roll of Kodak 400 ...
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2answers
52 views

How do I know if it was old chemicals that did not produce images on the film strip or something else?

My chemicals are about four years old and maybe used about six times. They have been stored inside my home, 75° F, and in a cabinet. Chemicals are in glass beer growlers with tight lids. This is the ...
4
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1answer
199 views

Why does push processing seem to be so popular?

It seems that many people are very eager to push their film. If you check sites such as Flickr or other communities discussing film photography, it can feel like almost as many people are shooting at ...
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1answer
98 views

How are reference developing times determined?

For developing there is tons of information out there for many combinations of film and developer, often at multiple dilutions, temperatures and ISO settings. Ilford for example has development times ...
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3answers
884 views

What are these circular splotches on my negatives?

This is my first roll of Tri-X 400, developed with D76 using Massive Dev's chart in this order: developer stop bath (tap water) fixer tap water (quick 1 minute wash) Photo Flo (2 minutes) tap water ...
4
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1answer
103 views

Uneven tank development

I've had a similar problem before with tray development, but I've since moved an hour away and switched to tank development. Tank development seemed to fix the problem for the past >100 negatives ...
2
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3answers
187 views

35mm film - put fixer immediately after developer instead of water

Is that mistake what caused this strange bleeding effect of the shadows? See image below: You can really see it above my keyboard here on the phone holder. It's like a big blob of shadow. This is ...
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0answers
54 views

Is my film exposed or not? [duplicate]

Here is a riddle: Found old rolls of film among grandpas things. They are tightly wrapped in tin foil. Back in the day in Russia (where he was from) there were no disposable film canisters, all ...
4
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1answer
181 views

Are these light leaks caused by a problem with my Leica M6, or could they have happened in the development process?

I've had my leica m6 since 2007 and never experienced any problems with light leaks on my 35mm scans. Recently, I shot 5 rolls of Fuji 400H. 2 of the rolls came back with some very subtle light ...
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7answers
1k views

How do different developing fluids affect black and white film?

I have returned from a month long trip in America, and when I was there I took over 30 rolls of black and white film. Now that I'm in the UK, I'd like to get these developed. Because of the cost I ...
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3answers
347 views

How is it possible to produce positive images from negative film or paper by modifying the development process?

According to an answer to Is there (or was there ever) a process that directly produced a reflective positive?: In theory, you could even process any regular 'negative' photo paper in a reversal ...
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2answers
1k views

What caused these strange patches on developed film negatives?

I'm getting strange patches on film negative. Sometimes they are very big, but they also seem to appear along the border of the film. I've just CLAed my camera. MY fixer is very recent so I'm not ...
7
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3answers
109 views

What exactly does it mean to say that a certain film or process 'is tolerant' or 'has latitude'?

Millions of photographs have been taken with simple cameras with no exposure control, under very varied lighting conditions (scenes, that if they were metered for, would entail several stops' ...
3
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1answer
311 views

What are these vertical lines of my negative?

I've recently been home developing C-41 film with the tetenal colortec c-41 kit. I use the Paterson reel tank and use the stick for agitation and a controlled water bath. My current theory is that it'...
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2answers
116 views

Horizontal line across beginning of film roll

I just developed a roll of negative (HP5+, shot with a film Leica), and there is a horizontal line across the first few frames (like 4 or 5). It is on the negative, so it's not an issue with the ...
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2answers
313 views

Why are there little white dots on my bw negative, and how can I fix it?

I've been deving some bw film at home, but on one of my negatives there are a lot of little white spots everywhere. Why has this happened, how can I prevent it from happening again, and how can I fix ...
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2answers
106 views

Transparent negatives including leader - but edge markings present!

I know similar questions have been answered but I have a specific unusual addition that I can’t work out. Developed tri-x 400 in d76 1:1 last night using the timings from the packaging that have ...
2
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1answer
62 views

Is negative's contrast change by the developement process different from software contrast adjustment of the negative's scan?

Let's assume that I have an exposed frame with the contrast range not fully covered (and let's assume that I just want the scan). I have two options: develop it normally, scan and then work on this ...
3
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2answers
281 views

Why does saturation drop in the shadow areas?

source: http://www.vintag.es/2012/11/ussr-in-colour-photos-1963.html My question is the following: Why does the saturation drops in the shadow areas? Has it something to do with the blue-ish sky ...
6
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2answers
143 views

My developer went dark quickly — what went wrong?

My developer went dark in a few days, without using it... I recently change my storing pots. Is it the air or the darkness where I failed?
4
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1answer
156 views

Agfacolor 80s: which processing chemistry?

I purchased 2 rolls of Agfacolor 80s on ebay which have been expired since 1983. I am curious whether this film needs to be processed in Kodak's C-41/Agfa's AP70 or in the Agfacolor process known as ...
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5answers
4k views

Why did my developed photos come back blue outdoors (and fine indoors)?

Just bought an Olympus 35RC on the cheap. To try it out I bought a Kodak Ultra Max 400 (24 exposures), fired them off and sent them to be developed. The photos I got back were... well... blue? The ...
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2answers
118 views

What process should I use for developing old (Ferrania?) CR50?

I have some old film cans which are marked as 'exposed' and 'CR50'. From what I can tell, this is most likely to be Ferrania CR50, but that's an assumption. I've done a fair bit of B&W ...
3
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3answers
464 views

How to read a color negative?

I've been experimenting with home c41 development recently and I am trying to find the sweet spot when it comes to getting the most from my negatives. My most recent attempt made sure to keep the ...
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4answers
8k views

Is it worth trying to process film shot in 1989? (Fall of the Berlin Wall)

The "Can I develop my b&w film a year after shooting it?" question got me to thinking... I have some film, both B&W and colo(u)r, which I shot the night the Berlin Wall fell at Checkpoint ...
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8answers
4k views

Can I develop my b&w film a year after shooting it?

I am a US citizen spending about a year in Germany and I've been shooting black and white film (ilford delta 400). I'm nervous about my film being in someone else's hands so I would prefer to develop ...
5
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2answers
350 views

How to develop a b&w photo without stopping its development?

I have a b&w photo. The effect I want to achieve after developing it. That the photo itself will be visible. But when exposed to light will continue to degrade (continue to develop). I thought ...
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3answers
241 views

How do I find the developing time for Fomapan 400 using Fomatol P (Bromophen)?

I need to develop a Fomapan 400 film using Fomatol P (Bromophen). Does anybody know where should I look for the developing time charts? The film is in black and white.
4
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1answer
246 views

How should I calculate push-processing for C41 in B&W chemistry?

I usually develop my cheap C41 200 ISO films (from http://poundland.co.uk) films in B&W chemistry (Promicrol) at 20 degrees for 12 minutes. If I meter for 400 or even 800 ISO (so I can pretend to ...
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2answers
221 views

What might cause my film SLR to produce partially black/missing frames?

Been shooting on my Pentax ME and been having some problems. Firstly, some pictures are missing off my rolls of films when I get them developed, like around 10 pictures. I guess this could have been ...
4
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1answer
356 views

How should I develop old 120 film that has no indication of color, ISO, or process?

My Grandpa found an old 120 film in his Flexaret camera and asked me to develop it. The problem is that on the film is no text and I have no idea about the type (color or b&w?), ISO or what ...
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2answers
3k views

Why must unexposed and undeveloped film be handled in total darkness? [duplicate]

Why must unexposed and undeveloped film be handled in total darkness? Why can analogue, unexposed and undeveloped monochromatic photographic paper be handled in red/ yellow safelights without getting ...
5
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2answers
228 views

Do crystals at the bottom of R09 one shot developer indicate that it's gone bad?

I have an open bottle of R09 developer and it has crystals at the bottom of the bottle. Is it an indication that it has gone bad?
4
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1answer
526 views

Weird artifacts when using Tmax 100 for black-and-white reversal processing

I'm new to film development and previously managed to develop two rolls of Kodak Tri-x 400 (let's call roll A and B) using reversal processing: D-11, dichromate bleach, D-72. Today I tried to develop ...
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2answers
238 views

What is this camera / Can I develop the film?

I have this awesome-looking old film camera and I don't know anything about it: Can anybody possibly tell me something about it? I'm interested in the history of this cameras model as well as all the ...
2
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1answer
2k views

Why are my negatives completely black and opaque when developing with caffenol?

I recently tried caffenol development for the first time. I was developing TriX shot at 1600, which I couldn't find a developing time for. I went with a two hour stand development and noticed that ...
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2answers
1k views

Can 35mm film be developed if it's been ripped out of canister?

I am a total beginner and my Pentax K 1000 has jammed a few times. Being the noob I am I ripped the film from the canister. I have the film rolls but the film itself is not in the canister. Can I ...
4
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3answers
249 views

What's causing the definition and colour problem with my photos?

I took a series of photos yesterday that are generally grainy, have inconsistent colour shifts and have soft detail (I can't see as much as I'd expect in facial details, for instance). Original image ...
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2answers
763 views

Why do my prints turn black when developing with tetenal developer? [closed]

Why do my prints turn black as soon as I put them in tetenal developer? I have followed insructions with the developer, but the prints still turn black.