Screen Print Direct 21 Step Wedge Exposure Calculator for Printing Stouffer Calculator Dial in Exposure Times 21 Step Wedge

Indispensable para hacer serigrafia, obtener el tiempo preciso para el revelado de tus pantallas con el minino esfuerzo gracias a este producto, es fenomenal, mejora la calidad de tus impresiones y la durabilidad de tu emulsión al tener el punto exacto de revelado, las instrucciones están en ingles aunque nada de otro mundo

This thing is invaluable. It's a must-have to dial in exposure time. Do some research (and trial & error if needed) to get yourself in the ballbark, then aim for the seven on the scale. Plenty of Youtube vids on how to use it, too.

Took a little time to understand how to use it

Can be used over and over. Simple and easy to use. Will definitely help with my exposure times of screens.

Works exactly as said , helped get my exposure times right