描述:
萊擇光電生產(chǎn)的保偏光纖耦合器(Filter Coupler),能使在光纖中傳輸?shù)墓庑盘栐谔厥饨Y(jié)構(gòu)的耦合區(qū)發(fā)生耦合,進(jìn)行光功率的再分配,可以根據(jù)需要實(shí)時(shí)監(jiān)控,制作出不同分光比耦合器。保偏耦合器廣泛用于通信系統(tǒng),光纖激光器和光纖傳感系統(tǒng)等領(lǐng)域。
保偏光纖耦合器特點(diǎn):
• 低插入損耗
• 多種耦合比
• 高消光比(PER)
• 高穩(wěn)定性和可靠性
應(yīng)用領(lǐng)域:
• 光纖激光器
• 光纖傳感
• 光纖放大器
• 相干 光通信領(lǐng)域研究
Parameters | Unit | Values | |||||
Type | - | 1X2 | 2X2 | ||||
Center Wavelength | nm | 1310,1550 | 1064 | 1310,1550 | 1064 | ||
Operating Wavelength Range | nm | ±40 | ±20 | ±40 | ±20 | ||
Max. Excess Loss | dB | 0.7 | 0.8 | 1.0 | 1.2 | ||
Uniformity (only for 50/50) | dB | 0.4 | 0.5 | 0.6 | 0.8 | ||
Coupling Ratio | dB | 01/99~50/50 | |||||
Min. Extinction Ratio at 23℃ | Both axis working | dB | 20 | 20 | 18 | 18 | |
Fast axis blocked | dB | 22 | |||||
Min. Return Loss | dB | 50 | |||||
Max. Optical Power(CW) | mW | 300 | |||||
Fiber Type | Tap Port | - | SMF-28E, Hi1060 or PM Panda fiber | ||||
Port 1 & 3 | - | PM Panda fiber |