Amateur Photographic Science Page

This web page is dedicated to the

dissemination of otherwise forgotten

or difficult to find photographic data.


This page was last updated on October 5, 2013


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photographic photography science exposure film developer stop bath fixer formulary metol bjorn burton acutance densitometer desitometry btzs actinic chemistry toner agfa kodak ansco ilford camera lens bromide sulfite ferricyanide bichromate bisulfite metabisulfite borax acetic silver paraphenylenediamine, p-phenylenediamine paraformaldehyde o-phenylenediamine diamine hydroquinone elon glycin emulsion metaborate pyrogallol amidol chlorohydroquinone pyrocatechin phenidone hydroquinone benzotriazole ultraviolet infrared compensating darkroom gelatin alum thiosulfate thiosulphate sulphite sulfite, by Bjorn Burton