METHOD FOR PRODUCING POSITIVE ACTING PHOTOSENSITIVE PLANOGRAPHIC PRINTING PLATE AND METHOD FOR USING SAME

摘要

PROBLEM TO BE SOLVED: To provide a method for producing a photosensitive planographic printing plate having high work efficiency and also having high safety and a method for using the printing plate. SOLUTION: The method for producing a photosensitive planographic printing plate obtained by disposing a photosensitive layer on a support and exposed with near infrared laser light has at least coating, drying, cutting and inspecting- screening steps and one of these steps is carried out under a white light.