Fringes are formed when the optical difference (OPD) between a reference wave front and a test wave front based on the interference of light is an integral multiple of the illuminating wavelength.
测试中，当测试波前相对于参考波前的光程差是照明波长的整数倍时形成干涉条纹，由此而形成的二维图就是干涉图像。
A set of wavelength reference is involved in the system as calibration to correct non-ideal performance of the F-P filter.
针对F-P滤波器的非线性特性的影响，分析了设置波长参考的必要性并提出了具体方法。
In standard reference channel, ITU standard reference creates a comb spectrum with fixed wavelength.
在参考通道，ITU标准参考模块的输出是具有固定波长的梳状光谱。
Correlation plots are calculated as the correlation between each wavelength in the file and some selected reference value.
相关图是文件和一些选定的参考价值的每个波长间的相关性计算而来的。
Because the coherent light has a consistent frequency and wavelength, itis used as a reference with which to measure the differences in the reflected light.
相干光具有稳定的频率和连续的波长，所以用来作为参照，以衡量不同反射光之间的差异。
A framework was proposed for the selection of wavelength bands for multispectral sensors by use of hyperspectral reference data.
利用超光谱数据对多光谱传感器的波段选择提出了一个框架。
The experiment system for measuring wavelength was built up with iodine vapor as reference, and the iodine vapor absorption lines were measured.
建立了以碘蒸气为标定物的激光调谐波长测定系统，实际测量了碘蒸气吸收谱线。
The experiment system for measuring wavelength was built up with iodine vapor as reference, and the iodine vapor absorption lines were measured.
建立了以碘蒸气为标定物的激光调谐波长测定系统，实际测量了碘蒸气吸收谱线。
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