... 1) manufacturers direct price,good quality,good service. 2) CE,ISO 3) OEM,BaiYun medical blue ... contrast, abundant gradation, good definition and low fog.Specifications:1) 5in x 7in, 8in x 10in, 10in ... 35cm x 35cm, 35cm x 43cm, etc.2) Special specifications available according to customers' requirements.Usage:The film ... Keep the film at least 4 feet (1.2 meters) from the safelight, and the total lighting ...