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What are the applications of QSI laser diodes in industrial products? LongstarTechnology is the general agent of QSI
   22.9.2025    Source:http://www.longstartech.com.cn/

In today's manufacturing and industrialization process, laser technology is playing an increasingly important role. From precise measurement to automatic detection, from welding and cutting to environmental monitoring, laser devices have penetrated into almost every link. Among many laser devices, Laser Diode, LD) has become a "star light source" in industrialized products because of its small size, low energy consumption, fast response and high stability.


Among many brands of laser diodes, Korean QSI products are widely used in various industrialized products with high performance and high reliability. As the general agent of Korean QSI laser diode in China, Longxingda Technology has long been committed to providing customers with genuine and professional application solutions.


First, the core value of laser diode in industrial products


In industrial scenes, the requirements of equipment for light sources are different from those of ordinary consumer electronic products, and stability, durability and accuracy must be taken into account. Laser diodes have the following characteristics:


Miniaturization: it is suitable for being embedded in various instruments and automation systems.


High efficiency: high electric-optical conversion efficiency and low energy consumption.


Strong controllability: wavelength, power and pulse characteristics can be selected according to requirements.


High reliability: suitable for long-term and continuous work.


These characteristics determine that laser diodes are particularly suitable for industrial products.


Second, the application field of QSI laser diode in industrial products


1. Industrial automation detection and measurement


QSI laser diodes are often used in displacement sensors, rangefinders, thickness detectors and other equipment.


The laser output is stable and the light spot is small, which can realize high-precision distance and size measurement.


In the automatic production line, whether the product is qualified or not can be detected by laser, which improves the production efficiency.


2. Machine vision and 3D detection


Industrial robots often need "eyes" to identify the position of the workpiece. QSI laser diode can be used as a structural light source to help the system obtain 3D contours.


In PCB inspection and parts inspection, laser diode can improve the recognition accuracy.


3. Laser marking and processing


Although high-power laser is the main force of marking and cutting, small and medium-power laser diodes of QSI are also commonly used for fine marking.


For example, two-dimensional code marking of electronic components and metal parts, laser diode can ensure clear marking and long service life.


4. Environment and safety monitoring


QSI infrared laser diode is widely used in industrial dust monitoring and gas sensors.


Through the principle of laser scattering or absorption, the real-time monitoring of particulate matter and gas concentration can be realized, which guarantees the safe production of the factory.


5. Optical communication and data transmission


In industrial communication system and optical fiber transmission, QSI laser diode provides a stable light source to ensure high-speed data transmission.


It is suitable for long-distance data communication in industrial control system.


6. Medical and precision instruments (cross-domain applications)


Some precision instruments in industrial production (such as laser microscope and spectrometer) also rely on QSI laser diode as light source.


The product performance is stable, which ensures the reliability of scientific research and medical testing.


Third, the unique advantages of QSI laser diode


Compared with ordinary domestic laser diodes, QSI products show higher competitiveness in industrial applications:


Stable performance: the output remains consistent under high temperature and long-term operation conditions.


Complete categories: covering red light, green light, blue light, infrared and other bands to meet different application needs.


Outstanding low-power performance: especially suitable for sensors and detection equipment that need stable low-power light source.


Strict quality control: the factory has undergone multiple tests before shipment to ensure that each laser diode can run stably.


4. Longxingda Technology-Your Trusted Partner


As the general agent of Korean QSI laser diode in China, Longxingda Technology not only provides a full range of original products, but also provides customers with:


Fast supply: ensure sufficient supply to meet customer's R&D and production needs.


Technical support: provide the whole process guidance from selection to application.


After-sales service: long-term cooperation guarantee, so that customers can use it with peace of mind.


Longxingda Technology adheres to the concept of "professionalism, reliability and win-win" and has provided high-quality laser diode products and technical support for many industrial enterprises, research institutes and instrument manufacturers.


In the application of industrial products, laser diode has already become an indispensable core component. QSI laser diode provides strong technical support for industrial automation, detection, processing and monitoring with its high performance, long life and stability. In the future, with the in-depth development of Industry 4.0 and intelligent manufacturing, QSI laser diodes will surely play a role in more industrial scenes.


As the general agent of QSI in China, Longxingda Technology will continue to provide customers with high-quality products and all-round services, and help China's industrialization upgrading and intelligent manufacturing development.


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