模式转换效率可化作声波频率、声光作用长度、波导厚度和声波功率密度的函数，并利用数值计算得出结果。
Mode conversion efficiency has been calculated as functions of acoustic frequency, interaction length, guiding layer thickness, and acoustic drive power density.
紧接着从声光调制的原理入手，详细的介绍了拉曼·纳斯衍射和布拉格衍射这两种基本的声光作用并给出其理论模型。
And then based on the theory of the interaction of acoustic wave and optic wave, the Raman-Nath and Bragg diffraction are introduced in detail, of which theoretical model is given.
本文建立了沿不同方向的多个超声波信号作用下的多维声光衍射的耦合波方程，并求出相应的解。
A set of coupled wave equations for multiple dimensional acoustooptic diffraction with multiple acoustic waves along different directions is put forward and its solutions are derived.
本文介绍了一种激光扫描检眼仪的消色散电路。该电路可补偿声光偏转器产生的色散，提高彩色图像的清晰度，增强该仪器的辅助诊断作用。
A dispersion correcting circuit of SLO is presented. The circuit can compensate achromatization produced by the acoustooptic deflector and enhance sharpness of the colour image for better diagnosis.
利用耦合模理论分析了在双锥光纤耦合区中声光的相互作用，讨论了在不同耦合区半径下扰动周期与声波频率的关系。
The acoustooptic interaction in biconical optical fiber was analyzed based on coupled mode theory, and the relationship between perturbation period and flexural wave frequency was discussed.
声光器件在设计和制作中，由于器件结构和功能上的需要，常采用级联形式的声光互作用。
The cascaded acoustooptic interaction is usually used for the need of the devices 'structure and function when the acoustooptic devices are designed and fabricated.
根据声光互作用的一般理论，对不同的声光互作用条件下，级联布喇格声光互作用的频移和光束偏转进行了分析。
The frequency shifting and beam deflection of the Bragg acoustooptic interaction in cascade is analyzed according to general Bragg acoustooptic interaction theory.
该式说明在弱声光互作用条件下，衍射导光波强度与超声功率成正比。
The formula indicates that under condition of weak AO interaction the intensity of diffractive guided optic wave is proportional to ultrasonic power.
文摘：对本室研制的用于光合作用研究的光声光谱仪的数据采集系统作了改进。
Abstract: the data collection system of a home-made photoacoustic spectrometer for photosynthesis study was reformed.
文摘：对本室研制的用于光合作用研究的光声光谱仪的数据采集系统作了改进。
Abstract: the data collection system of a home-made photoacoustic spectrometer for photosynthesis study was reformed.
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