A set of correction filters designed to control the gradation of multi-gradation black and white photographic papers.
They allow you to regulate the resulting gradation in 7 stages from extra soft to ultra hard.
Dimensions: 15,2 x 15,2 cmYellow (Y) = 2 pcsLight purple (M1) = 2 pcsDeep purple (M2) = 2 pcs
Masking frame for contact prints.
Also suitable for enlarging photographs.
Glass top plate ensures perfect pressing of negatives to photo paper.
For 35mm, roll film and plan film up to 10 "x12" (25.4x30.5cm).