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自由空间光环形器 Free Space Circulator

环形器是一个多端口器件,其中光波的传输只能沿单方向环行,信号只能沿①→②,②→③方向传输,反方向是隔离的。

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环形器是一个多端口器件,其中波的传输只能沿单方向环行,信号只能沿②,②方向传输,反方向是隔离的。

Circulator is a multiport devices, including transmission of lightwave can only along a single direction circuit, signal can only along the direction of (1) - (2) and (2) - (3) transfer, is to isolate the opposite direction.



技术指标

光学性能Fiber Optic Performance

参数(Parameter

单位(Unit

指标(Specification

中心波长(Center Wavelength )

-

nm

1310,1480, 1550, 1590

带宽(Band Width

-

nm

± 20

插入损耗(Insertion Loss

Max

dB

0.8Typ. 0.6@23

1.0Typ. 0.8@45

隔离度(Isolation

Min

dB

20Typ. 40@23

18Typ. 20@45

消光比(Extinction Ratio

Min

dB

20

方向性(Directivity (port 1 to 3, port 3 to 1

Min

dB

50

回波损耗(Return Loss

Min

dB

50

功率(Power Handling

Max

mW

300

工作温度(Operating Temperature

-

0 ~ 70

储存温度(Storage Temperature

-

-40 ~ 85

封装尺寸(Package Dimension

-

mm

5.7x6.5x5.5

备注Notes:

[1]常温测试,不包含连接器损耗Room temperature testwithout connector..

[2] 加连接头,每个连接头插入损耗增加0.15dBAdd an additional 0.15dB loss per connector.


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