扫频光源（SS）OCT使用波长扫频激光器光源，并使用平衡式光电二极管接收机作为检测器。

Swept Source (SS) OCT uses a wavelength swept laser source and photodiode balanced receiver as the detector.

youdao

在目前的WDM系统中，分布反馈半导体激光器(DFB - LD)已被广泛地用作单频光源。

In present commercial WDM systems, distributed feedback lasers (DFB-LD) are widely used as a single-mode tight source.

youdao

采用铜管和端面镀膜的光纤制作f - P传感器，白光光源经过腔长受温度调制的F - P传感器选频后，用平面光栅和线阵CCD实现光波波长的解调。

After frequency selecting when white light walks through the F-P sensor which cavity modulated by temperature, wavelength demodulating is realized with a plane grating and CCD.

youdao