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The most common modern technique for photogravure is a process called rotogravure. Everyone who reads the Sunday paper has seen examples of this type of printing - Parade Magazine and its counterparts. It uses acid etched plates to print the image. Google rotogravure for a detailed explanation of the process.

In college art classes we produced similar prints using a combination of half-tone printing, silk screening and intaglio to create the final print. The general steps would be:
1. Create a very high quality B&W print of your image exactly the size you want your final print to be.
2. Go to a platemaking company that specializes in offset litho plate production and have them make a half-tone film positive.
3. A company specializing in screen printing can make a negative silk screen from the half-tone film positive.
4. Screen print what's called an etching resist or ground of the screen negative onto a zinc or copper plate.
5. Etch the plate in acid
6. Apply ink to the etched plate and wipe off the excess so that the only ink is in the etched parts of the plate.
7. Print onto damp paper using an intaglio press
8. Let the prints dry.

This is a time consuming process with a lot of room for error. It takes a lot of skill and artistic/technical ability to create the plate which produces your prints.

2006-09-25 16:33:48 · answer #1 · answered by tvhasben 2 · 0 0

Without going into too much detail the process of photogravure can be found at alternativephotography.com To be more exact, here is the link which I think you should find helpful http://www.alternativephotography.com/process_copper_photograv.html

2006-09-26 04:53:55 · answer #2 · answered by wackywallwalker 5 · 0 0

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