YG374大球面铣磨机是用来铣磨各种曲率透镜的光学冷加工设备。
YG374 large spherical milling mill is used for milling all kinds of optical lens curvature cold equipment.
顶焦度计又称对光机、查片机，可用来测量球光镜镜度、散光镜镜度、棱镜镜度以及散光轴线和光学中心点等，是眼镜片冷加工中必不可少的检测仪器。
The lensometers is also called measural lens dioptre instrument, to measure spherical lens dioptre, cylindric lens dioptre and axis, prism dioptre, and lens optical center etc.
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