The stress-opticalcoefficient of some glasses have been obtained. The experimental results for silica glass are in good agreement with that measured by U. S. A. and Japan.
测定了一些玻璃的应力光学常数。石英玻璃的数据与美国、日本的结果很接近。
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This paper studied the new method of the polymer packaging grating to improving the optical fiber grating stress sensing sensitivity coefficient.