The Dry film is a polymer that is sensitive to ultraviolet light (Photoresist). It adheres by heat to the PCB and allows you to print circuits using any photolithography method. Once photosensitized, it is developed using an alkaline solution.

The Dry film is a polymer that is sensitive to ultraviolet light (Photoresist). It adheres by heat to the PCB and allows you to print circuits using any photolithography method. Once photosensitized, it is developed using an alkaline solution.