Key Features Photographic film, also known as dry film, is used to make PCB board, stick it on top of the PCB, it will become a sensitive circuit board. Suitable for plating, hole covering, and the etching process. Excellent ability to cover holes, high resolution. Excellent adhesion to almost all surfaces. Image clarity after exposure 5m Portable Photosensitive Dry Film Photographic Circuit Dry Film Photoresist Laminator | Photosensitive Ink Coating Machine | PCB Solder Mask Coating Machine VERSATILE APPLICATION: Ideal for plating, hole covering, and etching processes, this photographic film transforms any PCB into a sensitive circuit board. Simply stick it on top of the PCB to begin your project with ease