1.The experiment shows the extinction ratio of o light is better than 10-5,that of e light is better than 10-3 although it is influenced by the optical glass,and the transmittance of the combination is basically the same as that of the pure Iceland spar prism.
实验测试表明:该棱镜透射的2束平行光的消光比,o光可达1-0 5; 尽管受到光学玻璃的影响,e光的消光比仍优于1-0 3;
2.The calcite popular name has the big calcite and the small calcite two kinds, namely cleaves completely and incompletely two kinds, in big calcite has the transparency is very high, quality excellent is the Iceland spar.
方解石俗称有大方解石及小方解石两种，即解理完全及不完全两种，其中大方解石中有的透明度很高，质量上乘的的即为冰洲石。
3.Characteristics of thermoluminescence of natural Iceland spar
天然冰洲石的热释光特性
4.An industrial television camera system is used to monitor and record the cutting process of iceland spar.
利用工业电视摄像系统对冰洲石的切削过程进行观察和记录。
5.The research of the iceland spar crystal polishing
冰洲石晶体的抛光研究
6.Yanbian iceland spar crystal is a kind of colourless crystall with high optical quality. The crystal has pure chemical composition and its double refraction and polarization phenominon are very obvious. Its transmitted spectrum range is 0.124～ 2.5μm.
延边冰洲石晶体是属于光学质量很高的无色透明晶体，其化学成分纯净，双折射和偏振现象明显，光谱透过的范围为0．214～2．5μm，寻常光线的折射率为1．6589，非常光线的折射率为1．4869。
7.Optimum selections of massive materials for iceland spar in half-Rochon prism
冰洲石块料在半洛匈型梭镜中的最佳选择
8.With the development of science and technology,the processing technique of Iceland Spar developed greatly.
随着科学技术的进步，冰洲石晶体的加工技术有了较大的发展。
9.The characteristic of transmission spectrum of iceland spar ultraviolet polariz-ing prism was measured,in the light of ultraviolet prism,the design was carried out,its func-tion performance is satisfactory。
测量了冰洲石晶体的紫外透射光谱特性。 通过材料优选，针对紫外光谱设计的紫外偏光镜，其性能令人满意。
