Фиксированный лазерный источник 81656A
To take the uncertainty out of monitoring loss over long periods of time, Keysight's 81656A 1550nm Fabry Perot source is stabilized and very insensitive to backreflections.
Характеристики
Производитель
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Keysight Technologies
Модель
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81656A
Фиксированный лазерный источник 81656A
Key performance specifications
- 1310nm
- 20mW (>13dBm) output power
- CW power stability: ±0.03db (24h)
- Internal digital modulation
The Keysight 81655A Fabry-Perot laser source is a single-wavelength module to be used in conjunction with optical power meter modules for insertion loss, optical return loss and PDL measurement of broadband components and fiber. The 81655A Fabry-Perot laser module is insensitive to back reflections and is stabilized for short and long-term applications
Документы
| 81655A | 81656A | 81657A | |
| Type | Fabry-Perot Laser | ||
| Center wavelength1 | 1310 nm | 1550 nm | 1310/1550 nm |
| ±15 nm | ±15 nm | ±15 nm | |
| Fiber type | Standard single-mode 9/125 μm | ||
| Spectral bandwidth (rms) 1, 2 | < 5.5 nm | < 7.5 nm | < 5.5 nm/7.5 nm |
| Output power | > +13 dBm (20 mW) | ||
| Output connector 3 | straight contact | ||
| CW power stability 4, 5 | |||
| Short term (15 minutes) |
< ± 0.005 dB Typical < ±0.003 dB with coherence control active |
||
| Long term (24 hours) | Typical ± 0.03 dB | ||
| To back reflection (RL ≥ 14 dB) | Typical ± 0.003 dB | ||
| Dimensions (H x W x D) | 75 mm x 32 mm x 335 mm (2.8” x 1.3” x 13.2”) | ||
| Weight | 0.5 kg | ||
| Recalibration period | 2 years | ||
| Operating temperature | 0 ºC to 45 ºC | ||
| Humidity | Non-condensing | ||
| Warm-up time | 60 minutes4 | ||
1. Center wavelength is shown on display
2. RMS: root mean square
3. Connector interface not included.
4. Warm-up time 20 min, if previously stored at the same temperature.
5. Controlled environment (ΔT = ± 1 °C)