How to Measure Spectral Properties of VCSELs, LDs, DF-LDs, FP-LDs, and LEDs with the Anritsu MS9740B Spectrum Analyzer

2023-08-30
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The proliferation of next-generation 5G mobile communications and cloud services is increasing data traffic and network speeds, with increased capacity expected using faster 10G, 100G and 400G bit rates. Infrastructure operators are enhancing fibre circuits and increasing the speed of TRx equipment in data centres. These trends are expected to lead to a rapid increase in demand for optical equipment used in high-speed communications equipment. To meet this demand, optical equipment manufacturers need precise instruments to measure the many different types of optical equipment on their production lines.


With its superior performance, high speed, and support for many different types of optical devices, the Anritsu MS9740B Spectrum Analyser is the ideal measurement solution for customers who need safe, stable, and efficient spectral testing of optical devices.

The Anritsu MS9740B is a benchtop spectrum analyser with wide dynamic range, high resolution and fast scanning speed for fabricating and evaluating optical active devices such as VCSEL modules, LD-modules, DF-LDs, FP-LDs, LEDs and more. It has a wavelength measurement range of 600 nm to 1750 nm and supports multimode fibre input. It also has a variety of measurement functions and menu screens to measure optical centre wavelength, level, OSNR, spectral width and other evaluation items at once and display the results on a single screen.


Key features of the Anritsu MS9740B:


- Wide Dynamic Range: The MS9740B has a dynamic range of 80 dB (1 nm bandwidth), allowing clear observation of spectra with high signal-to-noise ratios (SNR). This is important for evaluating high-performance optical active devices such as VCSEL-modules, LD-modules, and so on.


- High resolution: With a resolution of up to 0.01 nm (600 nm to 950 nm), the MS9740B can accurately measure spectral details. This is essential for evaluating optical active devices with narrow spectral widths, such as FP-LDs, DF-LDs, and so on.


- Fast Scanning Speed: The MS9740B's scanning speed can reach 0.2 sec/scan (100 nm range), allowing for rapid acquisition of spectral data. This is advantageous for improving productivity and reducing costs.


- Multiple Measurement Functions: The MS9740B has multiple measurement functions that allow you to measure optical centre wavelength, level, OSNR, spectral width, and other evaluation items at once and display the results on a single screen. This is very convenient for simplifying operation and improving readability.


- Multimode Fiber Optic Input: The MS9740B supports multimode fiber optic input, which can be directly connected to the multimode fiber optic output of optical active devices, such as LEDs. This is a great time and space saver for avoiding the use of additional equipment such as couplers or converters.

Key application areas for the Anritsu MS9740B:


- VCSEL Module: The VCSEL module is a Vertical Cavity Surface Emitting Laser (VCSEL) module, which has the advantages of low power consumption, high efficiency and high speed, and is widely used in the fields of data communication, 3D sensing, biometrics, etc. The MS9740B can be used to The MS9740B can be used to evaluate the wavelength stability, output power, signal-to-noise ratio and other performance indicators of VCSEL modules.


- LD-module: LD-module is a kind of Laser Diode module, with the advantages of high output power, high efficiency, narrow linewidth, etc. It is widely used in industrial laser processing, medical laser therapy, LIDAR, etc. MS9740B can be used to evaluate the performance indexes such as wavelength accuracy, output power, spectrum width, etc. of LD-module. MS9740B can be used to evaluate the wavelength accuracy, output power, spectrum width and other performance indicators of LD-modules.


- DF-LD: DF-LD is a kind of Distributed Feedback Laser Diode (DF-LD), which has the advantages of high single-mode stability, high modulation bandwidth, low noise, etc. It is widely used in the fields of optical fibre communication, optical fibre sensing, optical fibre amplifier, etc. MS9740B can be used to evaluate the wavelength accuracy, output power, spectrum width and other performance indexes of DF-LD. MS9740B can be used to evaluate the wavelength accuracy, output power, signal-to-noise ratio and other performance indexes of DF-LD.


- FP-LD: FP-LD is a kind of Fabry-Perot Laser Diode with the advantages of low cost, high output power, high efficiency, etc. It is widely used in optical fibre communication, optical fibre sensing, optical fibre amplifier, etc. MS9740B can be used to evaluate the wavelength accuracy, output power, spectral width and other performance indexes of FP-LD, MS9740B can be used to evaluate the wavelength accuracy, output power, spectral width and other performance indicators of FP-LDs.


- LED: LED is a kind of Light Emitting Diode (Light Emitting Diode), with the advantages of low power consumption, long life, high reliability, etc., which is widely used in the fields of display, lighting, backlighting, etc. MS9740B can be used to evaluate the performance indexes of LED, such as wavelength distribution, output power and colour coordinates, etc.



How to Measure Spectral Properties of VCSELs, LDs, DF-LDs, FP-LDs, and LEDs with the Anritsu MS9740B Spectrum Analyzer
2023-08-30
Tags: ,

The proliferation of next-generation 5G mobile communications and cloud services is increasing data traffic and network speeds, with increased capacity expected using faster 10G, 100G and 400G bit rates. Infrastructure operators are enhancing fibre circuits and increasing the speed of TRx equipment in data centres. These trends are expected to lead to a rapid increase in demand for optical equipment used in high-speed communications equipment. To meet this demand, optical equipment manufacturers need precise instruments to measure the many different types of optical equipment on their production lines.


With its superior performance, high speed, and support for many different types of optical devices, the Anritsu MS9740B Spectrum Analyser is the ideal measurement solution for customers who need safe, stable, and efficient spectral testing of optical devices.

The Anritsu MS9740B is a benchtop spectrum analyser with wide dynamic range, high resolution and fast scanning speed for fabricating and evaluating optical active devices such as VCSEL modules, LD-modules, DF-LDs, FP-LDs, LEDs and more. It has a wavelength measurement range of 600 nm to 1750 nm and supports multimode fibre input. It also has a variety of measurement functions and menu screens to measure optical centre wavelength, level, OSNR, spectral width and other evaluation items at once and display the results on a single screen.


Key features of the Anritsu MS9740B:


- Wide Dynamic Range: The MS9740B has a dynamic range of 80 dB (1 nm bandwidth), allowing clear observation of spectra with high signal-to-noise ratios (SNR). This is important for evaluating high-performance optical active devices such as VCSEL-modules, LD-modules, and so on.


- High resolution: With a resolution of up to 0.01 nm (600 nm to 950 nm), the MS9740B can accurately measure spectral details. This is essential for evaluating optical active devices with narrow spectral widths, such as FP-LDs, DF-LDs, and so on.


- Fast Scanning Speed: The MS9740B's scanning speed can reach 0.2 sec/scan (100 nm range), allowing for rapid acquisition of spectral data. This is advantageous for improving productivity and reducing costs.


- Multiple Measurement Functions: The MS9740B has multiple measurement functions that allow you to measure optical centre wavelength, level, OSNR, spectral width, and other evaluation items at once and display the results on a single screen. This is very convenient for simplifying operation and improving readability.


- Multimode Fiber Optic Input: The MS9740B supports multimode fiber optic input, which can be directly connected to the multimode fiber optic output of optical active devices, such as LEDs. This is a great time and space saver for avoiding the use of additional equipment such as couplers or converters.

Key application areas for the Anritsu MS9740B:


- VCSEL Module: The VCSEL module is a Vertical Cavity Surface Emitting Laser (VCSEL) module, which has the advantages of low power consumption, high efficiency and high speed, and is widely used in the fields of data communication, 3D sensing, biometrics, etc. The MS9740B can be used to The MS9740B can be used to evaluate the wavelength stability, output power, signal-to-noise ratio and other performance indicators of VCSEL modules.


- LD-module: LD-module is a kind of Laser Diode module, with the advantages of high output power, high efficiency, narrow linewidth, etc. It is widely used in industrial laser processing, medical laser therapy, LIDAR, etc. MS9740B can be used to evaluate the performance indexes such as wavelength accuracy, output power, spectrum width, etc. of LD-module. MS9740B can be used to evaluate the wavelength accuracy, output power, spectrum width and other performance indicators of LD-modules.


- DF-LD: DF-LD is a kind of Distributed Feedback Laser Diode (DF-LD), which has the advantages of high single-mode stability, high modulation bandwidth, low noise, etc. It is widely used in the fields of optical fibre communication, optical fibre sensing, optical fibre amplifier, etc. MS9740B can be used to evaluate the wavelength accuracy, output power, spectrum width and other performance indexes of DF-LD. MS9740B can be used to evaluate the wavelength accuracy, output power, signal-to-noise ratio and other performance indexes of DF-LD.


- FP-LD: FP-LD is a kind of Fabry-Perot Laser Diode with the advantages of low cost, high output power, high efficiency, etc. It is widely used in optical fibre communication, optical fibre sensing, optical fibre amplifier, etc. MS9740B can be used to evaluate the wavelength accuracy, output power, spectral width and other performance indexes of FP-LD, MS9740B can be used to evaluate the wavelength accuracy, output power, spectral width and other performance indicators of FP-LDs.


- LED: LED is a kind of Light Emitting Diode (Light Emitting Diode), with the advantages of low power consumption, long life, high reliability, etc., which is widely used in the fields of display, lighting, backlighting, etc. MS9740B can be used to evaluate the performance indexes of LED, such as wavelength distribution, output power and colour coordinates, etc.