Description
Steps of use: 1. Film uncovering, the photographic film is sandwiched between two layers of films. 2. Film pasting, clean and paste flat. 3. Heat slightly to fix with electric iron. 4. Print circuit board film. 5. Exposure 6. Develop 7. Etch 8. DemouldSpecification: Color: black Material: Plastic Dimension: 30cm*500cm / 11.8*197in Weight: approx. 150gPackage List: 1 * Photosensitive film