Single-Frequency Semiconductor Laser Series

Single-Frequency Semiconductor Laser Series

Supplier
Spectra-line
Category
Laser Diodes
Origin
China

The single-frequency laser is a compact integrated semiconductor laser with narrow linewidth, high output power, and high wavelength stability. It incorporates a dual-stage isolator and offers free-space or fiber-coupled output as required. It is ideal for cold-atom experiments and quantum precision measurement, including laser cooling and trapping, atom lasers, quantum optics, laser spectroscopy, and radiometric calibration. The633nm single-frequency version has the same compact integrated design, narrow linewidth, high power, and wavelength stability. An optional dual-stage isolator and free-space or fiber-coupled output, combined with iodine-molecule calibration, enable replacement of HeNe lasers with higher output for precision measurement. The760nm single-frequency version is compact and integrated, with narrow linewidth, high power, and wavelength stability, offering free-space or fiber-coupled output for oxygen absorption spectroscopy and precision measurement. The795nm version combines compact integration, narrow linewidth, high power, and wavelength stability, with an optional dual-stage isolator and free-space or fiber output for Rb cold-atom experiments and quantum precision measurement. The894nm version provides these same design and performance characteristics, optional dual-stage isolation, and free-space or fiber output for Cs cold-atom experiments and quantum precision measurement. The1064nm version is compact and integrated, with narrow linewidth, high power, and wavelength stability, offering free-space or fiber output for single-frequency laser seeding and precision measurement. The1550nm version likewise offers compact integration, narrow linewidth, high power, wavelength stability, and free-space or fiber output for fiber-laser seeding, fiber sensing, and precision measurement.

Specification Snapshot
Output Power Pₒₚₜ [Free-Space Output,Optional Fiber Output]
typical:100 mW
Side Mode Suppression Ratio SMSR [Series overview]
min:40 dB; typical:45 dB
Operating Wavelength λ_C [633nm]
min:632.7 nm; typical:632.8 nm; max:632.9 nm
Output Power P_OPT [633nm]
typical:35 mW
Operating Wavelength λ_C [760nm]
min:759.9 nm; typical:760.9 nm; max:761.9 nm
Output Power P_OPT [760nm]
typical:30 mW
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Overview

The single-frequency laser is a compact integrated semiconductor laser with narrow linewidth, high output power, and high wavelength stability. It incorporates a dual-stage isolator and offers free-space or fiber-coupled output as required. It is ideal for cold-atom experiments and quantum precision measurement, including laser cooling and trapping, atom lasers, quantum optics, laser spectroscopy, and radiometric calibration. The633nm single-frequency version has the same compact integrated design, narrow linewidth, high power, and wavelength stability. An optional dual-stage isolator and free-space or fiber-coupled output, combined with iodine-molecule calibration, enable replacement of HeNe lasers with higher output for precision measurement. The760nm single-frequency version is compact and integrated, with narrow linewidth, high power, and wavelength stability, offering free-space or fiber-coupled output for oxygen absorption spectroscopy and precision measurement. The795nm version combines compact integration, narrow linewidth, high power, and wavelength stability, with an optional dual-stage isolator and free-space or fiber output for Rb cold-atom experiments and quantum precision measurement. The894nm version provides these same design and performance characteristics, optional dual-stage isolation, and free-space or fiber output for Cs cold-atom experiments and quantum precision measurement. The1064nm version is compact and integrated, with narrow linewidth, high power, and wavelength stability, offering free-space or fiber output for single-frequency laser seeding and precision measurement. The1550nm version likewise offers compact integration, narrow linewidth, high power, wavelength stability, and free-space or fiber output for fiber-laser seeding, fiber sensing, and precision measurement.

Specifications

ParameterValue
Output Power Pₒₚₜ [Free-Space Output,Optional Fiber Output]typical:100 mW
Linewidth Δλ [Series overview]typical:0.2 MHz
Mode-Hop-Free Range ΔλTᵤₙₑ [Series overview]min:6 GHz
Side Mode Suppression Ratio SMSR [Series overview]min:40 dB; typical:45 dB
Operating Wavelength [Other Wavelengths Customizable]Selectable Wavelengths Include633,760,767,770,780,795,852,894,1064,1083,1550;Other Wavelengths Customizable
Operating Wavelength λ_C [633nm]min:632.7 nm; typical:632.8 nm; max:632.9 nm
Output Power P_OPT [633nm]typical:35 mW
Linewidth Δλ [633nm]typical:0.2 MHz
Laser-Diode Operating Current I_F [633nm]max:150 mA
NTC Thermistor R [633nm;T_LD=25℃]typical:10 KΩ
TEC Current I_TEC [633nm]max:1.4 A
TEC Voltage V_TEC [633nm]max:1.3 V
Operating Wavelength λ_C [760nm]min:759.9 nm; typical:760.9 nm; max:761.9 nm
Output Power P_OPT [760nm]typical:30 mW
Linewidth Δλ [760nm]typical:2 MHz
Mode-Hop-Free Range ΔλTᵤₙₑ [760nm]min:0.04 GHz
Side Mode Suppression Ratio SMSR [760nm]min:30 dB; typical:45 dB
Laser-Diode Operating Current I_F [760nm]max:150 mA
Laser-Diode Operating Voltage V_R [760nm]max:2 V
NTC Thermistor R [760nm;T_LD=25℃]typical:10 KΩ
TEC Current I_TEC [760nm]max:1.4 A
TEC Voltage V_TEC [760nm]max:1.3 V
Operating Wavelength λ_C [795nm]typical:794.98 nm
Output Power P_OPT [795nm]typical:100 mW
Linewidth Δλ [795nm]typical:0.2 MHz
Mode-Hop-Free Range ΔλTᵤₙₑ [795nm]min:6 GHz
Side Mode Suppression Ratio SMSR [795nm]min:40 dB; typical:45 dB
Laser-Diode Operating Current I_F [795nm]max:200 mA
NTC Thermistor R [795nm;T_LD=25℃]typical:10 KΩ
TEC Current I_TEC [795nm]max:2.00 A
TEC Voltage V_TEC [795nm]max:2.18 V
Operating Wavelength λ_C [894nm]typical:894.59 nm
Output Power P_OPT [894nm]typical:100 mW
Linewidth Δλ [894nm]typical:0.2 MHz
Mode-Hop-Free Range ΔλTᵤₙₑ [894nm]min:6 GHz
Side Mode Suppression Ratio SMSR [894nm]min:40 dB; typical:45 dB
Laser-Diode Operating Current I_F [894nm]max:150 mA
Laser-Diode Operating Voltage V_R [894nm]max:1.96 V
NTC Thermistor R [894nm;T_LD=25℃]typical:10 KΩ
TEC Current I_TEC [894nm]max:2.00 A
TEC Voltage V_TEC [894nm]max:2.18 V
Operating Wavelength λ_C [1064nm]min:1063 nm; typical:1064 nm; max:1065 nm
Output Power P_OPT [1064nm]max:25 mW
Linewidth Δλ [1064nm]typical:2 MHz
Mode-Hop-Free Range ΔλTᵤₙₑ [1064nm]typical:1.5 GHz
Side Mode Suppression Ratio SMSR [1064nm]min:30 dB; typical:45 dB
Laser-Diode Operating Current I_F [1064nm]max:170 mA
Laser-Diode Operating Voltage V_R [1064nm]max:2 V
NTC Thermistor R [1064nm;T_LD=25℃]typical:10 KΩ
TEC Current I_TEC [1064nm]max:1.8 A
TEC Voltage V_TEC [1064nm]max:3.2 V
Operating Wavelength λ_C [1550nm]min:1545 nm; typical:1550 nm; max:1560 nm
Output Power P_OPT [1550nm]max:40 mW
Linewidth Δλ [1550nm]typical:0.2 MHz; max:0.6 MHz
Side Mode Suppression Ratio SMSR [1550nm]min:40 dB
Laser-Diode Operating Current I_F [1550nm]max:400 mA
Laser-Diode Operating Voltage V_R [1550nm]typical:2 V; max:3 V
NTC Thermistor R [1550nm;T_LD=25℃]typical:10 KΩ
TEC Current I_TEC [1550nm]max:1.2 A
TEC Voltage V_TEC [1550nm]max:4.0 V

Applications

Iodine molecular spectroscopy; interferometric length comparators; laser trackers; small-angle laser measurement; oxygen absorption spectroscopy; Rb atomic spectroscopy; atom cooling and trapping; quantum optics; atomic clocks; quantum precision measurement; radiometric calibration; Cs spectroscopy; laser seed sources; spectroscopy; metrology; coherent communications; fiber sensing; fiber-laser and amplifier seed sources; remote sensing; nonlinear-effects research.

Key Features

High stability; wide tuning range; high modulation bandwidth; wide mode-hop-free scanning range; linewidth as narrow as 100K, as stated in the source; visual operating interface; flexible customization of wavelength, power and optoelectronic interfaces.

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Supplier Information

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Spectra-line
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Spectra-Line Optoelectronics Technology (Wuhan) Co., Ltd. (abbreviated as Spectra-Line) is a professional optoelectronic high-tech enterprise headquartered in Wuhan Optics Valley. Its business includes optoelectronic product distribution and custom development, dedicated to the R&D, sales, solution design and system integration of high-performance laser light sources, laser drivers, fiber optic devices and tools, laser test and measurement equipment, free-space optical components, optomechanics, etc. The company possesses comprehensive technical development and production capabilities from devices, mechanics, electronics to software, and its products are widely used in scientific research, quantum optics, precision machining, optical communications and other fields. Spectra-Line integrates high-quality resources from the global optoelectronic industry chain to provide customers with precise and efficient optoelectronic solutions and technical services, facilitating rapid project implementation.

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