Ultrathin Carbon Film Supported Copper Thin Bar Square Mesh Grid CARBON THIN BAR SQUARE MESH-CU 300 MESH UL 50/BX
产品介绍：
产品说明
一般描述
A 3-4 nm ultrathin film of pure carbon supported thin bar square mesh grid. Copper grid, 300 mesh. Carbon film show better electrical and heat conduction in the electron beam.
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