應(yīng)用范圍 Applications
● 大功率EDFA High-power EDFA● 光纖通信系統(tǒng) Fiber Optic Communication System
● 光纖傳感器Fiber Optic Sensor
● 測(cè)量?jī)x器 Testing Instrument
產(chǎn)品特色 Features
● 均勻性好 Better uniformity
● 低損耗 Low Insertion Loss
● 低偏振 Low PDL
● 高穩(wěn)定性和可靠性 High Stability and Reliability
技術(shù)參數(shù)Performance
| 型號(hào) Type | 1×4 | 1×4 | |||
| 工作波長(zhǎng) (nm) Operating wavelength | 1310 or 1550 | 1310 and 1550 | |||
| 工作帶寬 (nm) Operating bandwidth | ±20 | ±40 | |||
| 級(jí)別 Grade | P | A | P | A | |
| 典型附加損耗 (dB) Typical excess loss | 0.4 | 0.5 | 0.5 | 0.7 | |
| 插入損耗 (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 | ||||
| 工作溫度 (℃) Operating temperature | -40 ～ +85 | ||||
| 尺寸(Ф×L) Size(Ф×L) | 250µm 裸纖 bare fiber | Ф3.0mm×56mm | |||
| 900µm 松套管 loose tube | Ф4.0mm×60mm | ||||
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