保偏機械式光衰減器
Polarization Mode Mechanical VOA
光纖可調衰減器是專用于手動調節光纖光路衰減的產品,衰減范圍大,調節精度高,衰減值穩定,結構緊湊便于集成。另可提供電控的模塊式光衰減器和臺式光衰減器儀表。
Fiber optical adjustable attenuator is a product which is dedicated manually to adjust the attenuation of fiber optical path. It has a large attenuation range, high adjustment accuracy, stable attenuation value, compact structure and easy integration. In addition, It can provide electronic control modular optical attenuator and benchtop optical attenuator instrument.
參數指標 Parameters
| 單位 Unit | 最小值 Min. | 典型值 Typ.
| Max. |
波長范圍Typical value
| nm | 1260-1650nm 或 980nm/1064nm
| ||
衰減范圍Attenuation range
| dB | 0 | 60 | |
衰減精度Attenuation accuracy | dB | ±0.2 | ||
功率監控精度Power monitoring accuracy | dB | ±0.15 | ||
消光比Extinction ratio
| db | ≥18 | ||
光功率Transmission optical power | mW | 500 | ||
插入損耗Insertion loss | dB | 1 | ||
波長相關損耗WDL | dB | 1 | ||
偏振相關損耗PDL | dB | 0.5 | ||
工作溫度范圍Operating temperature range | °C | -20 | +65 | |
工作濕度范圍Operating humidity range | % | 70 | ||
尾纖接頭類型Fiber type | FC/APC, FC/UPC | |||
輸入輸出光纖類型Wavelength (nm) | PM1550 | |||
尺寸Dimensions | mm | 20.90(L)×12(W)×7(H) |