21 Step Sensitivity Guide
Lawson Screen & DigitalSKU:
For use in Photographic/Exposure testing to help you determine resolution parameters.
This Sensitivity Guide is 1/2'' x 5'', having 21 steps progressively denser by increments of .15. It is used to determine and standardize the proper exposure and processing of photo sensitive materials. Used with litho plates, photo polymer plates, silk screen stencils, printed circuit boards, film positives, photo print papers and more.