Hi all, I'v tried in these days my first roll of Rollei infrared film, exposed at 400 ISO with black IR filter (factor 4). Now I have to develop it. I've found...

Hi everyone, I work in a photographic archive, the archive contains approximately 50000 B/N microfilms, and approximately 20000 13x18 cm color slides. Are...

April 28, 2007, from Lloyd Erlick, I've been looking at my stash of boxed up old books ... (no guarantees that this formula works on current materials, or...

How Do I achieve very high contrast .. printing I would use Grade 5 paper ( Ilford MG using a grade 5 filter) but to increase the contrast should I have High...

Hi All, While going through an old book on Photography by L.P.Clerc(Photography: theory and practice), I came across the following interesting...

It is claimed one can make an IJ print that can't be told from a SG print. Challenge: Make a silver-gelatine print than can't be told from an ink-jet...

September 27, 2007, from Lloyd Erlick, Recently I posted regarding a print developer I've been playing with lately: Edwal 102 (Potassium version). On Sept....

Hi, I've had a discussion with a friend of mine about darkroom safe light. Even if on Ilford Multigrade paper box a light brown safelight is indicated, in my...

Hello, because it is quite difficult to find Acu-1 developer, is there a subsitute with analogue characteristics? Microdol for example? I would like to use it...

I was just looking for Potassium Permanganate on the Photographer's Formulary web site to mix up some of the reducer described in Ctein's book _Post Exposure_...

I have this Besler 67S Dichro head, the white light lever seems to be locked in the up position, and I can't get the filters to move. I tried loosening the...

August 10, 2006, from Lloyd Erlick, I'd like to tweak a paper developer I've been trying lately. I'd like to replace the sodium salts with their respective...

hi, i made a pinhole camera for my school project, but i have no clu how to develop the paper. None of the librarys around here have a book on developing, and...

Hot off the press: The Darkroom Automation Precision Enlarging Meter Darkroom Automation's enlarging meter provides 0.01 stop resolution over a ten stop...

I wanted to printed a 35mm to included the sprocket holes and film information. I thought I'd us a surplus 4x5 glass Beseler carrier. It appears now that I'm...

thank you. - woody

In my zeal to find local sources of photo chemicals, I came across a tub of sodium bisulfate in the pool supplies section of my hardware store....

Hi, according to the Weber-Fechner-law our visual perception reacts in a logarithmic way to lightness/brightness. That is the intensity has to increase by...

In order to compare the improvement of using fb paper I've printed the same picture with this both papers in Dektol 1+2. I developed for 2 minutes the fb and 1...

In article , Peter wrote: Generally speaking the runway behind you...