[pure-silver] Re: Calibrating a colour enlarger to ISO paper grades wrt Way Beyond Monochrome

  • From: "Nicholas O. Lindan" <nolindan@xxxxxxxxxxxxx>
  • To: <pure-silver@xxxxxxxxxxxxx>
  • Date: Tue, 8 Dec 2009 12:33:24 -0500

"Tom Kershaw" <tom@xxxxxxxxxxxxxx>
[is] there ... little or no practical application to using 200 units yellow, even if the ILFORD MGIV RC GLOSS paper can respond to such reduced contrast levels?

You may want to look at the graph and text at the top of page
3 to see what happens with too much yellow:
http://www.darkroomautomation.com/support/appnotevcworkings.pdf

VC paper has no minimum contrast, but it isn't worth much after
a certain point.

A real-world example:
http://www.darkroomautomation.com/support/mgivfbwtd72hd.jpg

==
Nicholas O. Lindan
Cleveland Engineering Design, LLC
Cleveland, Ohio 44121

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