... to penetration, ultraviolet etc. It is widely used in areas such as defense industry, Transportation architecture, etc ... , 1850, 2050, 2500, 2700 0.76mm color film(green/blue) (width) 880, 1250, 1450, 1850, 2050, 2500 ... 1850, 2050, 2500, 2700 1.52mm color film(green/blue) (width)880, 1250, 1450, 1850, 2050, 2500, ... 2001certificate and the PCT quality certificate in Russia. Blue or dark green shade band