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从研究冰洲石材料的几何关系出发推导了一套公式。A set of formulas are deduced form the geometrical relationship of iceland spar.

他和他的同事们一直在试验一种叫做冰洲石的矿物。He and his colleagues have been experimenting with a mineral called Iceland spar.

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对冰洲石120℃热释光峰的基本特性进行初步研究。The basic characteristic of 120 ℃ thermoluminescence peak of iceland spar was studied.

我们可以很方便地以方解石或冰洲石晶体来进行研究。We can be conveniently studied with reference to a crystal of calcite or iceland spar.

冰洲石是一种昂贵的光学晶体材料，由于其完善的解理性和脆性而难于加工。Iceland Spar is and expansive optical crystal and it is difficult to be processed because of its complete cleavage and brittleness.

该棱镜可用甘油或有机硅胶将FK-2玻璃与冰洲石晶体胶合而成。The sample was made of FK-2 glass and iceland crystal, between which either glycerine or organic silica gel could be used for gluing.

用自准直方法测量了冰洲石晶体的主折射率并计算出了折射率温度系数。The main refractive indices of calcite crystal are measured by the means of auto-collimation, and the thermo-optical coefficients are calculated.

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为了既节省稀有昂贵的冰洲石晶体材料，又实现偏振光的大剪切差输出，采用冰洲石晶体与光学玻璃组合的方法，给出一种新型平行分束偏光镜的设计。In order to save the rare iceland and increase the shear difference, a new type of parallel beam splitter combined of iceland and glass is designed.

据信这种水晶是冰洲石，是方解石的一种，这种石头可以将光衍射称各种光线。It's now been shown that the crystal is of Iceland spar, a form of calcite, which is known for its property of diffracting light into two separate rays.

为了既节省稀有昂贵的冰洲石晶体材料，又尽量提高偏光棱镜的透射比，设计了一种冰洲石晶体与光学玻璃组合的方法。In order to save the rare iceland crystal and increase the transmittance of polarizing prism, a polarizing prism made of iceland crystal and glass was designed.

为了修正紫外偏光镜透射光束偏离角，提出了一种新的设计思路，通过改变冰洲石一端的结构角来实现透射光束无偏离。In order to modify the deviation angle of ultraviolet polarizing prism of iceland crystal and barium fluoride, a new design was given by changing the structure angle of the iceland crystal.