保偏機(jī)械式光衰減器
Polarization Mode Mechanical VOA
光纖可調(diào)衰減器是專(zhuān)用于手動(dòng)調(diào)節(jié)光纖光路衰減的產(chǎn)品,衰減范圍大,調(diào)節(jié)精度高,衰減值穩(wěn)定,結(jié)構(gòu)緊湊便于集成。另可提供電控的模塊式光衰減器和臺(tái)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(shù)指標(biāo) Parameters
| 單位 Unit | 最小值 Min. | 典型值 Typ.
| Max. |
波長(zhǎng)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(jiān)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(zhǎng)相關(guān)損耗WDL | dB | 1 | ||
偏振相關(guān)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(lèi)型Fiber type | FC/APC, FC/UPC | |||
輸入輸出光纖類(lèi)型Wavelength (nm) | PM1550 | |||
尺寸Dimensions | mm | 20.90(L)×12(W)×7(H) |