(Pinhole-Discussion) Teaching Pinhole Photography to 7th Graders

From: Ian McKee <photoian_at_domain.name.suppressed>
Date: Tue 19 Mar 2002 - 01:55:17 PST

Beau and Jann;
When you print variable contrast paper with a color head you use yellow and
magenta filtration to vary contrast. M150 is 4 -5 contrast depending on your
enlarger and Y150 is 00 - 0 contrast.

Ian
Received on Mon Mar 18 23:58:35 2002

This archive was generated by hypermail 2.1.8 : Mon 13 Dec 2004 - 23:18:44 PST