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china star optics technology company

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china star optics technology company
china star optics technology company
China
  • Products Catalog

    grating

    Quantity Order:
    Origin:
    China

    Specification :

    Holographic gratings:
    Specifications:
    Ruled area: 70%
    Ruled gratings:
    Specifications:
    Ruled area: 70%
    Concave gratings:
    Specifications:
    Ruled area: 70%



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