研究了偏心激励多模聚合物光纤横截面的光功率分布。
Numerical and experimental studies of cross sectional optical power distribution (OPD) in polymer optical fiber under offset launch are given.
论文给出了模场分布和光功率与模折射率的关系。
Modal field distributions and relations between optical power and modal index are given.
过渡波导用于改善入射基模与出射偶对称模之间的场分布匹配，有效地提高了功率耦合效率，降低了分支耦合损耗。
The transitional guide is used to improve the mode field matching between both the waves supported by the incident and output waveguides.
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