The classification is suggested for the stress homogeneity of large optical glassblank by magnitude of edge stress.
建议用边缘应力值对大型光学玻璃毛坯的应力均匀性进行分类。
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I took a photo of my glass on two backgrounds, on white and blank, with this two photos is easy to see where is actual shadows and where is white glow.
Through the miracle of our G5 process, we were able to remove every gram of unnecessary material from each blank and replace traditional glass hoop fibers with lighter, more responsive graphite.