P R O D U C T S
Dual Output 780nm Narrow Linewidth Laser (FECL)
Based on fixed external cavity diode laser, low noise erbium doped fiber amplifier and high efficiency frequency doubling module, Precilasers can provide high power 780nm laser, which is widely used in quantum precision measurement and optical precision measurement.
Features
- Narrow Linewidth
- Tunable
- Continuous Laser
Application
- Rb Atom Quantum Computing
- Rb Atom Atomic Gravimeter
- Precision Distance Measurement
Main parameters
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Specification |
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Partnumber |
FECL-SF-780-2-2-CW |
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Note |
Two completely independent 780nm frequency-doubled lasers, accepting customization of various structures |
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Center Wavelength |
780.24nm |
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Output Power |
Independent dual-channel output, Each channel output > 2W |
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Operation Mode |
Continuous |
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Tuning Range (Temperature) |
＞15GHz，Continuous without mode hop |
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Output Mode |
Single-mode polarization-maintaining fiber output (1) |
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Linewidth (2) (100us integration time) |
＜6kHz |
＜15kHz |
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Polarization Extinction Ratio |
＞20dB |
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Power Stability (3 Hours RMS) |
＜0.75% |
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Beam Quality |
M2＜1.1 |
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Current Tuning Range |
＞1GHz |
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Current Tuning Bandwidth |
＞1MHz |
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RIN Relative Intensity Noise (10Hz-100MHz, RMS) |
＜0.08% |
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Cooling |
Air Cooling |
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(1) Spatial collimation output can also be selected at low power, with a diameter of 0.7-1mm. The single-mode polarization-maintaining fiber defaults to FC/APC connector. Please pay attention to the cleanliness of the fiber end face when using it.
(2) Fiber Delay Self-Heterodyne Beat Frequency Measurement
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Options |
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AOM Options |
AOM Tuning Range：＞±5MHz AOM Tuning Bandwidth：＞500kHz |
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EOM Options |
Built-in EOM Bandwidth : dc-150MHz |
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Other parameters |
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Temperature |
15-30℃（1） |
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Power Supply |
100-240V , 50/60Hz |
(1) High temperature environment option: can be used in an environment of 0-50℃
Higher power, more wavelengths, customizable solutions
