two-aperture lens

The result shows that the double laser gain mediums inserted in cavity can not only improve the optical-optical conversion efficiency of laser, but also enhance the resonant stability through the interaction of two laser crystals' thermal lens effect.

结果同时表明，在谐振腔内插入双激光增益介质，不仅可以提高激光器的光-光转换效率，而且两个激光晶体热透镜效应相互作用的结果可以增强谐振腔的稳定性。

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The experimental results are given of the two kinds of compensation plates consiting of hologram plate and photoconductive thermoplastic plate for improving image quality of the Fresnel optical lens.

给出了“全息干版”和“光导热塑片”制备的两种“补偿板”对菲涅耳透镜进行象质改善的实验结果。

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This paper presents a high-precision stereo camera calibration technique combined the improved two-step method with accurate control points, in which the lens distortion of a camera is modeled by a combination of radial distortion and tangential distortion.

给出了将改进的两步法与精确控制点相结合来精确校准立体像机的新技术，像机镜头畸变模型考虑了径向畸变和切向畸变。

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( Vim) isolated from pig lens. Two hybridoma cell liaes ( H1C2 and I3B2) continuously secreting anti-Vim McAb ( IgG1 subclass) were established by the hybridoma technique.

用杂交瘤技术建立了两株稳定分泌抗波形蛋白单克隆抗体（IgG1亚类）的杂交瘤细胞株：H1C2和I3B2；

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By virtue of comparing two methods of zoom lens compensation? optical compensation and mechanical compensation, the former way is selected to achieve the zoom purpose.

通过对机械补偿和光学补偿法比较，选择光学补偿方法实现变焦目的。

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