Ilford 1833067 Multigrade Filter with a grade of 3 is compatible with all multigrade papers and no complicated calculation is required.
This filter is ideal for printing ILFORD multigrade range of papers on unconverted black and white enlargers, and ILFORD have produced complete sets of filters for all contrast grades in half grade steps.
Size: 12"(W) x 12"(L)
No complicated calculations required
Compatible with all multigrade papers
Easy to use
Multigrade filters do not require any recalculation of exposure times when changing between grades 0 and 3, grades 4 - 5