lens effects meaning in Chinese
镜头特殊效果
Examples
- Study of sol - ton tramsmission and coupling in heat - lens effect of photorefactive crystal
光折变晶体热透镜效应中光孤子传输与耦合特性的研究 - We analyze the positive and negative lens effect caused by the hole theoretically and give the expression of normalized transmittance in this condition
本文从理论上分析了因孔洞而产生的正透镜或负透镜效应并给出了归一化透过率的表达式。 - In the third chapter , the thermal lens effect of laser crystal is studied . the model of thermal lens theory and some measuring methods are explored . these methods are generalized and classified and the advantages and disadvantages of which are pointed out
第三章分析了激光晶体的热透镜效应，研究了热透镜理论模型和各种测量方法，对这些方法总结、归类并指出了各自的优缺点。 - According to this , the phase - matching conditions , effective nonlinear coefficients , acceptances of angle and wavelength for biaxial " crystals have been discussed in detail . thermal lens effect is an important factor which affects the quality of laser beam and the amount of output power
实验上，采用了双轴晶体lbo作为倍频晶体，因此对双轴晶体相位匹配、有效非线性系数的计算、允许角、允许波长给出了较完整的分析。 - The optimum position of focal spot of pumping laser through coupling system is calculated . in the fifth chapter , the optical characteristics of nd : yvo4 and lbo are studied . the astigmatism problem of resonant cavity is explored thoroughly under the condition of thermal lens effect
第五章分析了nd ： yvo _ 4和lbo晶体的光学特性，深入分析了在引入热透镜效应的情况下谐振腔的像散问题，设计了四镜z型折叠腔，应用abcd定律计算优化选择了一组腔参数。