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Agfa MCP RC paper contrast
"sreenath" wrote in message ... Hi, I have been using this paper (11X14) with Ilford filters. I don't know if I am sufficiently developing films, but prints have low contract. Do Ilford filters allow all possible contract with this paper? For example, does Ilford Grade 4 filter really give grade 4 results with Agfa paper? thanks, Sreenath Is this genuine old stock AGFA paper? If it is the paper has probably lost some contrast. If its some current clone then the manufacturer should be contacted about what filters to use. Sometimes, if there is a chart for setting a color head you can tell whether the paper is designed for Kodak or Ilford filters. The two are not the same. While one can be used for the other paper the grade steps and the exposure compensation will not be the same. If you have access to a step wedge and reflection densitometer you can measure the contrast. Otherwise its guesswork. Even without the densitometer you can get a pretty good idea of the contrast visually since the step wedge has more steps than the paper will reproduce. Stauffer makes good step wedges, the uncalibrated ones are not very expensive. Actually a Kodak Projection Print Scale, while not at all a precision device, can give you a good idea of contrast via visual measurement. Note the developer can make a little difference. Try Dektol at 1:1 rather than 1:2 or the equivalent with another developer to see if it makes any difference. Testing with known negatives will also help since you will then isolate the problem to the paper and not the negatives. My experience with AGFA paper when it was still in production by AGFA was that it worked with both Kodak and Ilford filters although I mostly used Kodak ones. It was one of my favorite papers and I never had problems with lack of contrast or poor blacks. Current stuff may or may not be the same regardless of the name on it. -- Richard Knoppow Los Angeles WB6KBL |
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