CARBON FEATHER is specially designed for parts for optical equipments such as conventional camera (as shutter or finder mask), video camera, PPC copier etc. This material has special surface with high optical density, good electric resistance for anti-static.

Product Application(应用范围): CarbonFeather - Light Shielding Black film(光学仪器的遮光膜)
Model No.(型号) 25 X1B 38 X1B 50 X1B 188 X1B 50X2B 75X2B Test method(试验方法)
Total thickness(总厚度) 41µm 56µm 68µm 210µm JIS K-7130
80µm 105µm or
JIS Z-1702
Surface resistance(表面阻抗) 104 Ω / ∅ 104 Ω / ∅ 104 Ω / ∅ 104 Ω / ∅ 104 Ω / ∅ 104 Ω / ∅ JIS K-6911
Optical density(光学密度) >4.0 >4.0 >4.0 >4.0 >4.0 >4.0 (UV Filter)
Surface roughness(表面粗细)(Ra) 0.7µm 0.7µm 0.7µm 0.7µm 1.3µm 1.3µm JIS B-0601
Thermal shrinkage(热收缩率) (MD/TD) 0.8% / 0.2% 0.8% / 0.2% 0.8% / 0.2% 0.8% / 0.2% 0.8% / 0.2% 0.8% / 0.2% 150°C 30min
Surface gloss ratio(光泽) 3.00% 3.00% 3.00% 3.00% 2.00% 2.00% JIS K-7105
Dynamic coefficient of friction(动摩擦系数) 0.23 0.21 0.21 0.21 0.22 0.22 ASTM D1894
Static coefficient of friction(静摩擦系数) 0.29 0.28 0.28 0.26 0.28 0.27 ASTM D1894
*1: MD: Machine Direction TD: Transverse Direction
Remark: The table shows typical test results and are not gurranteed value.
*1：MD是基材的流动方向　TD是宽度方向。
(注) ・数据表记载的数值，是本公司的测定值，不是保证值。