张振;李连煌;郭福源;

• 1:福建师范大学激光与光电子技术研究所
• 2:光子技术福建省重点实验室
• 3:医学光电科学与技术教育部重点实验室

摘要(Abstract)：

根据阶跃折射率光纤TE01模的模场分布及模场径向空间频谱分布与模场分布的关系,给出了阶跃折射率光纤TE01模的二阶矩模场半径和径向空间频率半径以及衍射场光束传输因子的解析函数表达式.计算表明,当光纤归一化频率大于2.797 4时,阶跃折射率光纤TE01模衍射场的光束传输因子较接近于2.采用多项式拟合光束传输因子与光纤归一化频率的关系,给出了光束传输因子与光纤归一化频率关系的函数表达式,并基于拟合值和计算值之间的相对误差阐明了拟合函数表达式的精确性.

关键词(KeyWords)： 模场半径;空间频谱;光束传输因子;归一化频率

Abstract:

Keywords:

基金项目(Foundation): 福建省教育厅重点资助项目(JA10062;K2012007)

作者(Authors): 张振;李连煌;郭福源;

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