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¥ 1000.00
100台起订
产品规格
可售数量： 100台
本网站价格仅为定金展示价格，具体请咨询工作人员，谢谢！
眼镜架鼻梁变形测试机定制 眼镜边缘抗弯测试仪 眼镜平面抗弯测试仪
Edge Transverse Test
Frames to be tested shall be propery glazed.For purposes of unifomity, 6base,2-mm 0.08-in) nominal-centr thickness, V-beveled plano power glass is recommended.The right eyewire of the frame to be tested shal be clamped fimly in the vertical position as wom,with the left eyewire unsupported. A spring balance shall be used to apply a downward force of22.24 Newtons(5-bf) to the endpiece area of the left eye.Pressure shall be released immediately after reaching the 22.24-Newton (5-bf)level. Upon removal of theload, no deformation shal be apparent in the frame.
Flat Transverse Test
Frames to be tested shall be properly glazed.For purposes of uniformity,6-base,2-mm (0.08-in) nominal-center thickness, V-beveled plano power glassisrecommended.The frame to be tested shall be laid on afirm, level supportwith the front lens surface downward so that one eye and one-half of the bridge project beyond the edge of the support. The frame shall be clamped frmly in position.A spring balance shall be used to apply a downward force of 4.45 Newtons(1-lbf)to the projecting endpiece area of the frame.Pressure shall be released immediately afterreaching the 4.45-Newton (1-Ibf)level.Upon removal of the load, no deformation shall be apparent in the frame
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13502078500
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022-60868160
美标眼镜架鼻梁变形测试机定制 眼镜边缘抗弯测试仪 眼镜平面抗弯测试仪
¥ 1000.00
¥1000.00
100台可售
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