Collodion emulsion and its applications to various photographic and photo-mechanical purposes, with special reference to trichromatic process work

Inhoud

The chemical composition of collodion emulsion -- Increasing general sensitives by means of chemical and organic sensitizers -- Sensitizing of collodion emulsion for different parts of the spectrum -- The chemical composition of colour sensiterizers; their suitability and selection -- Elementary principles of trichoromatic work -- Chemical changes which take place during development, fixing, intensifying and reducing -- Dark-room illustration and selection of dyes suitable for light filters -- Collodion emulsion without colour sensitizers -- Collodion emulsion with colour sensitizers -- The preparation of collodion emulsion -- Defects and remedies -- Conclusion.