Gan Shuyi, Chen Liren, Zhou Yongan, et al. Film length counting devices of coiled vacuum coating machine[J]. VACUUM AND CRYOGENICS, 1994, 13(3): 133-134.
Citation: Gan Shuyi, Chen Liren, Zhou Yongan, et al. Film length counting devices of coiled vacuum coating machine[J]. VACUUM AND CRYOGENICS, 1994, 13(3): 133-134.

Film length counting devices of coiled vacuum coating machine

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  • Received Date: April 25, 1994
  • The structures of several kinds of film length counting devices of coiled vacuum coating machine and the counting principle have been presented.Their features and aplications have been analyzed and summarized.

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