... local-reference-beam holography 局部参考光束全息术 reference beam method 双光束法 double reference beam holography 双参考光束全息学 ...
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介绍了使用双光束干涉法测量变折射率光纤设备的原理及实验结果。
The theory of nonlinear refractive-index profile measurement of fibers using two-beam interferometric method is introduced, and the result of this experiment is given.
作者在本文中首次提出双片双光束散斑干涉法，并成功地进行了实验。
This paper presents double graph dual-beam speckle interferometry, and the experiment shows an agreeable result with the theoretical analysis.
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