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Changchun GoldDragonOptics Co.

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Changchun GoldDragonOptics Co.
Changchun GoldDragonOptics Co.
China

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  • Spherical lens

    Spherical lens

    According to custom design to manufacture kinds of spherical lenses. Such as plano convex spherical lens, plano concave spherical lens, bi-convex spherical lens, bi-concave....



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