iceland spar deposits冰洲石矿床
iceland spar crystal冰洲石晶体
iceland spar deposit冰洲石矿床
iceland spar cas冰洲石
natural iceland spar天然冰洲石
curved-rim iceland spar曲边冰洲石
Making polarizing prism by the means of combination of optical glass and Iceland spar can reduce the price apparently for the price of optical glass is cheap.
利用光学玻璃和冰洲石晶体组合的方法制作偏光分束棱镜可以大大降低生产成本,在一定程度上解决了上述矛盾。
参考来源 - 复合偏光分束棱镜的设计和性能测试N（名词） a pure transparent variety of calcite with double-refracting crystals used in making polarizing microscopes 冰洲石