棱镜的

The beam splitter comprises a first glass prism element which is joined to a second prism element.

这种分光镜包括将第一个玻璃棱镜的元素渗入到到第二个棱镜中。

It was proved that the prism could replace the prism which was only made of iceland crystal in general.

其中，图1为一种单一棱镜式的超高透激光偏光棱镜，其出射光束与入射光束不同向，给使用带来不便；图1是两只单一棱镜的组合，其作用是实现出射光和入射光的同向，但需要较多的冰洲石晶体材料。

When the temperature changes, several device parameters such as the transmittance, the extinction ratio and the curve of the transmittedintensity will change accordingly for devices made of the Iceland crystal.

其次系统分折了温度对格兰·泰勒棱镜和格兰·付科棱镜的透射光强曲线的影响，利用光的干涉原理和不同振动形式的反射比公式，得到了格兰棱镜在同一入射波长、温度改变时的扰动因子极大值点的移动量以及相同的温度改变、不同人射波长时扰动困子极大值点的移动量。

By computer simulation, we analyze the influence of the incidence plane, incidence angle and thickness of air gap on transmittance, and the dependence of the transmittance on wavelength is given in the spectral range which is required by the instrument system using Sellmeier dispersion equation. The transmittance of Grand-Taylor prism is tested in experiment, and the results are in good agreement with the theoretical results, so the correctness of the theory is verified.

论述了自行设计研制的偏振干涉成像光谱仪的工作原理，分析了其核心部件格兰-泰勒棱镜的分光机理；运用光线追迹方法，推导出了格兰-泰勒棱镜全视场角透过率计算公式；通过计算机模拟分析了入射面、入射角和空气隙厚度对该棱镜透过率的影响，并利用方解石Sellmeier色散方程，给出了该棱镜在仪器系统要求的光谱范围内透过率与波长的关系曲线；实验测试结果与理论计算公式相符，验证了理论公式的正确性。

Of or relating to or resembling or constituting a prism.

属于或关于棱镜的，类似于棱镜的，或由棱镜组成的。

In fifth chapter, we analyse the splitting angle of Rochon prism and Wollaston prism.

第五章分析了洛匈棱镜和渥拉斯顿棱镜两种典型的偏关分束棱镜的分束角。

The antireflection thin film can reduce the reflectance of the end surface of the Wollaston prism ,which can enhance the transmissivity of the prism.

为了减小沃拉斯顿棱镜端面反射以提高棱镜的透过率，研究了沃拉斯顿棱镜增透膜的设计和蒸镀工艺。

It is composed of above two mircoprisms dislocated and closely arranged, each microprism has three all-reflecting surfaces, N microprisms change the light beam into N vertical closely-arranged light beam groups, the distance between the light beam groups can be controlled by the difference of optical distance of the light beam between the first and second reflecting surfaces of the two adjacent microprisms and after shaped, the light beam does not change the advancing direction.

本整形器是由两片以上棱镜错位紧密排列构成，每片微棱镜有三个全反射面，N片棱镜使得光束变成N个垂直紧密排列的光束组，光束间的距离可由相邻两棱镜的第一反射面和第二反射面间光束光程差控制，并且整形后光束不改变前进方向。

Our research work of combination of iceland and glass polarizing prism is based on four points: select suitable material、 calculation、 machining and testing. Select suitable material means that select the optical glass and glue that can match with iceland suitably; The optimal design scheme of prism is determined by calculation and analysis; The samples are machined, solving the technical problems, such as the matching of material and increasing transmittance; We pay attention to the transmittance and extinction ratio of prism in experimental test.

本文对冰洲石—玻璃组合偏光棱镜的研制工作主要围绕选材、计算、加工和测试这四个要点展开：选材即选取可以与冰洲石晶体实现较好匹配的光学玻璃和胶合剂；通过计算、分析，确定最优化的棱镜设计方案；样品加工，解决该棱镜加工的技术难题，如材料匹配和提高透射比问题；实验测试主要关注棱镜的透射比和消光比。

The invention comprises a free-form surface prism with three optical surfaces, and a micro-image display; the free-form surface prism is made of plastic glass materials with the refractive index greater than 1; the three free-form optical surfaces are concave surfaces, which meet one of the three surface-type equations, and the location relationship of each surface meets three condition equations; the incident angle formed between the widest-field upper edge rays emitted by an LCD and the second free-form surface meets the total reflection conditions; and an image source element is an LCD of 0.61 or 0.59 inches.

本发明包含一个具有三个光学表面的自由曲面棱镜和一个微型图像显示器，自由曲面棱镜采用折射率大于1的塑料玻璃材料，自由曲面棱镜的三个自由曲面光学表面均为凹形面，它们应满足三个面型方程之一，并且各表面的位置关系应满足三个条件方程，由LCD发出的最大视场上边缘光线在第二自由曲面上的入射角应满足全反射条件，像源元件为0.61或0.59英寸的LCD。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失