Moire fringe patterns are formed by the superposition of the interferogram to be evaluated and the phase shifting virtual gratings generated by computer.
待测干涉图与计算机生成的四幅移相参考干涉图叠加,形成莫尔条纹,然后对莫尔条纹图进行滤波得到四幅移相干涉图,采用移相算法可以从这四幅移相干涉图中提取被测波面信息。
参考来源 - 虚光栅移相莫尔条纹法对干涉图的处理及应用This article briefly introduces the most popular system design technology:VHDL and ISP logic devices, and design a kind of high integrated grating digital readout devices on the basisi of Moire fringe divisiontheory.
方案中将当今最流行的系统设计技术VHDL和在系统可编程(ISP)逻辑器件作了简要介绍,并介绍了一种基于光栅莫尔条纹细分理论的高集成度的光栅位移变送器。
参考来源 - 原油储罐液位测量系统及位移变送器的设计·2,447,543篇论文数据,部分数据来源于NoteExpress
A shadow Moire fringe deflection technique is described.
介绍一种阴影莫尔条纹偏折术。
Moire fringe scanning method of digital ring gratings is proposed.
提出了数字环栅莫尔条纹扫描方法。
The virtual grating phase shifting moire fringe is a method to manipulate the static interferogram with carrier fringes.
虚光栅移相莫尔条纹法是一种对静态干涉图的处理方法。
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