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Changchun GoldDragonOptics Co.
Changchun GoldDragonOptics Co.
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    optical spherical lens

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    Specification :

    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 spherical lens, meniscus lens, achromatic lens, aspherical & spherical series.
    Material: flint glasses, UV-fused silica, Infrared fused silica, CaF2, Ge, ZnSe, Si, etc.
    Focal length: ¡À5mm --¡À1000mm¡À1%
    (test by TIROPTICS OPTOMATIC2000 made in Germany)
    Diameter: 4mm--200mm ¡À0.1mm
    Tc torlerance:¡À0.1mm
    Centration: 3-5'
    Surface accuracy: ¦Ë/2
    Surface quality: 40/20
    Clear aperture: 90%
    Coating: custom design



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