发明公开
EP0138026A3 Phase retardation element and prism for use in an optical data storage system 失效
在光学数据存储系统中使用的相位延迟元件和伪指令

Phase retardation element and prism for use in an optical data storage system
摘要:
A phase retardation element (17), for use in an optical data storage system, which provides a 90° phase difference between two perpendicular polarized components of an incident wave with a single internal reflection from a surface coatec with a thin film of dielectric or metal material.
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