感光材料是当今世界上历史悠久,应用广泛的一种信息记录材料,已被应用在电影、印刷、医疗、通讯、新闻、教育、文艺以及国防军工等领域。感光材料包括传统的银盐感光材料和非银盐感光材料两大类。产品包括电影胶片、印刷胶片、照相胶片、各种射线胶片、感光树脂以及各种照相纸、晒图纸等。 Photographic materials are a long-established and widely used information recording material in today’s world. They have been used in fields such as film, printing, medical, communications, news, education, literature and art and national defense and military industries. Photosensitive materials, including traditional silver salt light-sensitive materials and non-silver light-sensitive materials in two categories. Products include motion picture film, printing film, photographic film, all kinds of ray film, photosensitive resin and various photographic paper, blueprint paper and so on.