●  大功率EDFA High-power EDFA
●  光纤通信系统 Fiber Optic Communication System
●  光纤传感器Fiber Optic Sensor
●  测量仪器 Testing Instrument
 
 产品特色 Features
●  均匀性好 Better uniformity
●  低损耗 Low Insertion Loss
●  低偏振 Low PDL
●  高稳定性和可靠性 High Stability and Reliability
 
 技术参数Performance

型号 Type		1×4		1×4
工作波长 (nm) Operating wavelength		1310 or 1550		1310 and 1550
工作带宽 (nm) Operating bandwidth		±20		±40
级别 Grade		P	A	P	A
典型附加损耗 (dB) Typical excess loss		0.4	0.5	0.5	0.7
插入损耗 (dB) Insertion loss		≤6.8	≤7.0	≤7.0	≤7.2
PDL (dB)		≤0.25	≤0.25	≤0.3	≤0.3
一致性 (dB) Uniformity		0.6~0.8		0.8~1.2
方向性 (dB) Directivity		≥55
工作温度 (℃) Operating temperature		-40 ～ +85
尺寸(Ф×L) Size(Ф×L)	250µm 裸纤 bare fiber	Ф3.0mm×56mm
	900µm 松套管 loose tube	Ф4.0mm×60mm