Laser photoplotting supports positive or negative images, crucial for inner copper versus solder mask layers

https://johnathansntb647.theburnward.com/artnet-pro-photoplot-integrating-dfm-checks-into-the-photoplot-stage

Laser photoplotting supports positive or negative images, crucial for inner copper versus solder mask layers, giving fabs flexibility to match their resist processes and optimize contrast for clean edges.