这种光纤激光器具有波长调节准确，调谐速度快，成本低的优点，可用于作为多波长光纤传输系统的发射光源或系统检测光源，进一步增加级联光栅的组数可实现更大调谐范围。
The fiber laser takes the advantage of high accurate wavelength, fast tuning and low cost. More widely wavelength tuning can be achieved by adding the numbers of concatenated fiber Bragg gratings.
棉结在线检测系统中的光源选择。
FD OCT的两种类型广泛应用于研究领域，这两种类型根据光源和使用的检测器进行区分。
Two types of FD OCT are widely used in research, and are differentiated based on the combination of the source and detector used.
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