棱镜

The results indicate that for the same aperture Φ of the prism,Ahrens Nicol prism has the least beam translation,and Thompason inversed Nicol prism has the biggest beam translation.

结果表明：对于相同的棱镜孔径Φ，阿伦斯尼科耳棱镜产生的光束平移量最小，而汤普逊倒尼科耳棱镜产生的光束平移量最大。

Then the light intensity transmission of polarizing prisms with the incidence of random spatial light beam is studied. Both experimental and theoretical results indicate that the light intensity transmission of air-spaced polarizing prisms are affected more by the change of random spatial incident angle than dielectric-spaced polarizing prisms.

结果表明：胶合层间的多光束干涉对棱镜光强透射比的影响不可忽略，对于空气隙型偏光棱镜，由于空气隙间多光束干涉的影响，光强透射比随任意角度变化较大，而用胶合介质胶合的棱镜，其透射比对空间入射角不是很敏感。

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。

An accurate measurement scheme is proposed for testing the error of cone prisms with Hartmann wavefront sensor. The measurement theory was discussed, the reconstruction of the wavefront reflected from a cone prism was studied, and the relation between the wavefront characteristics and the errors of a cone prism was given.

因此，提出一种用哈特曼波前传感器全面检测角锥棱镜角度误差和面形误差的技术方案，从理论上分析了哈特曼法的测量原理，深入研究了光经过角锥棱镜后的波面重建，给出了波面特征与角锥棱镜误差参量之间的关系。

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。

In the other style, the input light is circularly polarized and the Wollaston prism is parallel to the birefringence axis.

通过理论分析发现，除了目前通常采用的线偏振光沿光纤双折射主轴注入结合渥拉斯顿棱镜45°检偏的测试方式之外，另有两种测试方式也可以得到最大灵敏度，一种是线偏振光45°注入结合渥拉斯顿棱镜沿轴检偏，另一种是圆偏振光注入结合渥拉斯顿棱镜沿轴检偏。

A new method of using a color splitting system in place of the filter is introduced. The prism spreads radiational energy over the photods surface. By selecting a photod, the operation wavelength can be selected.

利用三个棱镜构成棱镜组进行分光，色散棱镜将热辐射能展开成连续光谱，传送到光电二极管的有效面元上，通过选择光电管来选择相应的工作波长。

A composed rhomboid prism composed of two isotropic left-handed material prisms with an uniaxially anisotropic LHM plate,there is an angle between the interface of which and the optical axis, was designed.

左手材料复合双棱镜内部界面的古斯-汉森位移，设计了一种左手材料复合双棱镜，由两块各向同性左手材料棱镜与夹在其间的、其界面与光轴成一定的角度的单轴各向异性左手材料平板构成。

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。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了