ABOUT GUM BICHROMATE Gum Bichromate process allows colour printing from black & white contact negatives in numerous colours. Paper is coated with pigment, dichromate and gum Arabic, registered, exposed to ultraviolet light. Exposure to light hardens the gum Arabic proportionate to the varying density of the negative.The print is then placed in a bath of (more…)
ABOUT PLATINIUM/PALLADIUM PRINTING AND GUM BICHROMATE: Printing in platinum and palladium is acknowledged as the summit of alternative processes – images formed in totally permanent ‘noble’ metal. Gum bichromate printing over palladium or platinum photographs is an effective method of using colour to built depth to enrich shadow areas. The (more…)
ABOUT TINTYPES Tintypes or ferrotypes are positive images created by a wet plate process. The black “tin” plate is coated with collodion, exposed in a large format camera and processed in a darkroom before the plate is dry. HISTORY OF TINTYPES The tintype was (more…)
ABOUT CARBON PRINTING The carbon printing process uses colour pigments producing one of the the most permanent coloured photographs. The use of pigment allows any colour photograph on almost any surface. The beautiful tonal scale resolves fine detail. It relies upon the ability of sensitized gelatin when exposed to U V light becoming insoluble in (more…)
ABOUT CONSERVATION FRAMING The decision you make and the materials you use in framing makes a profound effect on the future of your artwork. A professional framer should create not only a great presentation for your work but also offer a protective environment. Outside a museum type environment artwork and photographs are constantly bombarded with (more…)
ABOUT THE SALT PRINT: This is a simple process with a number of challenges to master. Salt prints are created by coating paper in a solution of sodium chloride (common salt) followed by a silver nitrate solution to create silver chloride. Exposing to UV light changes the silver chloride to image making metallic silver. Salt (more…)
ABOUT THE ALBUMEN PRINT: Albumen is a salted paper print with an albumen binder. Albumen from egg whites holding the photographic chemicals to the paper. Cotton paper is first coated with a salted albumen solution, followed by a silver nitrate solution to form light-sensitive paper. Exposure to light changes the silver chloride to image forming (more…)
ABOUT PLATINIUM AND PALLADIUM PRINTING: Printing in platinum and palladium is acknowledged as the summit of alternative processes – images formed in totally permanent ‘noble’ metal, exquisitely graduated in tones of neutral grey or warm sepia, with a beguiling luminosity in the high values. This modernized version provides a ‘print-out’ image, having some advantages in (more…)
PRINTING PHOTOGRAPHS ON FABRIC The workshop allows you to create photographs on natural fibres, cotton, linen and silk with a surprising clarity. It provides the following advantages over paper: Movement – especially silks Can be stretched onto a frame Wearable – cyanotype can be printed on clothing items. Decore – cushion, bed covers and lamp (more…)
ABOUT SIMPLE CYANOTYPE Mike Ware has developed a “Simple’ sensitizer contains no toxic dichromates or oxalates, making it safer for children and the environment. The ‘one-bottle’ sensitizer is faster than an average ‘Classic’ two-bottle formula, but still slower than ‘New’. It has excellent tonal separation with a high Dmax of ~1.5 and it can provide (more…)
