
What is good solution for engineers and professionals to make ultra clear and fine cross line generation in industrial manufacturing works? It is not workable at all to only rely on prior manual cross line drawing or printing works, however, it has become a much better chance for them to apply a long wavelength made device of a 980nm infrared crosshair laser module. Being made with an import 980nm infrared laser diode and a qualified glass coated lens inside a durable metal housing tube, connected with an external electric power source, it is primarily used in industrial manufacturing for high-precision two-dimensional positioning, alignment, and inspection. Its concealment and stability allow it to meet the needs of various stages.
Being made with an import 980nm infrared laser diode within 5mW to 500mW and high power up to 600mW to 1000mW, 980nm infrared crosshair laser module gets basic use of a metal heat sink cooling system inside a durable anodized aluminum alloy housing tube. It gets superior nice heat dissipation and ultra table infrared laser light source generation in long term use. Usually IR cross laser alignment allows proper use with night version device or equipment. Whenever it makes continuous infrared cross line projection within 8 to 10 hours per day, it maintains ultra high level of laser beam stability and clear infrared vertical and horizontal lines generation for all precise machinery processing works conveniently.
Owing to the special use of a qualified glass coated lens with 10, 15 and 110 degree fan angles, together with its laser beam divergence fan angle, 980nm infrared crosshair laser module keeps work with good crosshair perpendicularity and straightness. For instance, it maintains high accuracy cross line emission with less than 30″ at a distance of 5m, meeting industrial-grade high-precision alignment requirements. Owing to its invisible infrared laser beam and IR cross line projection from beam aperture, the adoption of infrared cross laser alignment is avoiding visual interference to operators, especially suitable for processing environments requiring light avoidance, such as photosensitive material processing.
Whatever output power it is selected, 980nm infrared crosshair laser module gets unique design of APC, ACC driving circuit board design inside its highly durable metal housing tube. It allows for long term continuous IR cross line projection, maintaining stable laser output in a wide temperature range of -10℃ to 70℃. owing to its ultra compact structure design and specially made electric wires extension, it can be easily integrated with robotic arms, conveyor belts, inspection cameras, and other automated equipment, improving production efficiency.
General applications in industrial manufacturing fields:
Material Processing Positioning: 980nm infrared cross line laser module is used for alignment of fabric textures in textile printing and dyeing; crosshair marking to assist cutting in fabric cutting machines; precise positioning for board cutting and engraving in woodworking machinery; pre-alignment of weld seams before cutting metal sheets.
Automated Assembly Calibration: Crosshair calibration for component installation in automotive production; two-dimensional alignment of PCB boards and casings during electronic device assembly; auxiliary positioning of gripping points in robot assembly operations.
Quality Inspection Assistance: 980nm infrared alignment laser is making clear crosshair coordinate reference marks for surface defect detection, facilitating precise camera capture of defect locations; Dimensional deviation detection of extruded products, serving as a reference baseline.
Equipment Debugging and Maintenance: Horizontal and vertical calibration of production line equipment; optical path calibration and focus positioning of laser processing equipment.
Author: infraredlasermodule
Unique Use of 980nm Infrared Laser Diode Module in Lidar Ranging

What is a good solution to make ultra clear and precise dot indication for special working occasions of Lidar ranging? A simple laser pointer or other visible laser device cannot be workable at all. Under operation of constant technical innovation of 980nm infrared laser diode tech and a qualified glass coated lens inside a durable metal housing tube, it is manufacturing into a professional dot measuring tool of a infrared laser diode module. It gets constant electric power source supply and proper connects with an external electric power source supply. Cooperated with night version device or equipment, being used as core laser light source for Lidar ranging, infrared dot laser alignment projects a narrow pulse of infrared laser light towards the target object. The receiving module captures the reflected light signal, and the time-of-flight (ToF) principle is used to calculate the round-trip time of the light signal, thereby accurately calculating the target distance.
980nm infrared laser diode module belongs to a near infrared laser device, owing to its invisible laser light emission, it should only be used as an accessory part. In conjunction with scanning mechanisms, such as galvanometers and MEMS micromirrors, the infrared laser dot scans the detection area along a preset trajectory, achieving 3D modeling of the spatial environment and multi-target distance measurement, providing distance data support for the radar system. Being made with a qualified glass coated lens and adjustable focus optic lens in front of laser beam aperture, infrared dot laser alignment is working well with highly powerful and high photoelectric ability infrared laser light source emission. After conversion of strong light spot focusing and narrow pulse width, it enables accurate capture of reflected signals. Ranging errors can be controlled at the centimeter or even millimeter level, meeting high-precision ranging requirements.
When 980nm infrared laser diode module gets constant electric power source supply, 980nm infrared light can avoid visible light and common interference, is not easily affected by sunlight or ambient light, and can still stably output distance data under complex lighting conditions. Owing to its quick reaching and good direction infrared laser dot projection, it just takes low energy consumption, adaptable to the performance requirements of various ranging fields. Featured by its small size and light weight, this infrared alignment laser can be easily integrated into the overall Lidar system. It meets the requirements for miniaturization and lightweight design, and also has a long service life, reducing radar system maintenance costs.
General applications in Lidar ranging:
Autonomous Driving: 980nm infrared laser diode module is used in vehicle-mounted LiDAR systems to enable vehicles to detect distances to obstacles, pedestrians, and the surrounding environment in 3D, providing accurate environmental data for autonomous driving decisions.
Drone Obstacle Avoidance Equipped in drone LiDAR systems, it measures the distance between the drone and obstacles in real time, triggering obstacle avoidance commands to ensure flight safety. Suitable for drone scenarios such as aerial photography and logistics delivery.
Industrial Ranging and Positioning: 980nm infrared alignment laser is used for distance measurement and positioning navigation of industrial robots, assisting robots in completing tasks such as material handling and precise assembly, improving the accuracy of production automation.
Security Monitoring Distance Measurement: Integrated into security lidar, it detects the distance to moving objects within the monitored area, determines the location and trajectory of intrusion targets, and enhances security early warning capabilities.
Intelligent Transportation: LiDAR used for traffic condition monitoring measures parameters such as vehicle spacing and speed, assisting in traffic signal optimization and traffic incident early warning, thereby improving road traffic efficiency.
Analysis of Glass Coated Lens 808nm Infrared Crosshair Laser Module

Not the same as any other visible laser devices or other manual cross line measuring tool etc, in order to get ideal cross line alignment for various night version illumination work fields, it always makes a good job to apply a long wavelength made device of a 808nm infrared crosshair laser module. Being made with 808nm near infrared laser diode tech and a qualified glass coated lens with different fan angles, cooperated with basic cooling system inside a highly durable housing tube, it enables quite easy integration with night version machine or device. Whenever ultra compact structure designed cross laser alignment tool gets constant electric power source supply, and proper integration with desired machine or device, it provides easy reaching, noncontact and high precision two perpendicular infrared lines generation at various work distances conveniently.
Owing to the adoption of a longer wavelength of 808nm than any other visible optical spectrum, infrared crosshair laser module projects invisible IR cross line source to the naked eyes, which is providing ideal cross line indication for night version equipment for observation. When it applies an import 808nm infrared laser diode within different output power range of 5mW to 500mW and high power up to 600mW to 1000mW, in order to assure its long term lasted IR cross line projection, infrared cross laser alignment also gets special use of a metal heat sink cooling system inside a durable anodized aluminum alloy housing tube. It gets good heat dissipation and increasing stability IR cross line projection as long as 10 hours per day.
Whenever glass coated lens made 808nm infrared cross line laser module gets special use of APC, ACC driving circuit board, in process of long term lasted cross line projection, it gets no effect by increasing temperature and serious electric current impact, and long serving lifetime of more than 8,000 hours. It keeps work with high transmittance and high photoelectric ability infrared laser light emission, and converts into ultra fine and straight infrared vertical and horizontal lines generation at greater distance of more than 50 meters. When infrared cross laser alignment gets immediate laser light source concentration, it can be converted into increasing brightness and fineness IR cross line generation for all complex environments, such as high and low temperatures and vibration, strong anti-interference capability.
Within the lowest power consumption, easy installation and long serving lifetime, 808nm infrared crosshair laser module enables quite easy reaching and no barrier infrared vertical and horizontal lines generation for all machinery processing works. For the most important of all, owing to its good concealment, this infrared alignment laser is suitable for scenarios requiring avoidance of visible light interference, such as military training and security monitoring.
General applications:
Military: Firearm aiming, UAV positioning, nighttime tactical training.
Industrial: Machining positioning, welding alignment, automated production line calibration.
Security: Surveillance camera aiming assistance, perimeter defense and early warning.
Scientific Research: Optical experimental calibration, medical equipment positioning (e.g., laser therapy assistance).
What is The Unique Experience of 808nm Infrared Line Laser Module

What is an efficient job for users to make ultra clear and precise line generation for all night version illumination work fields? It is not able to rely on the prior line drawing or printing works, but making even better job to apply a long wavelength device, such as a 808nm infrared line laser module. It belongs to a near infrared laser device, which makes good use of an import 808nm infrared laser diode and a qualified optic lens inside a durable metal housing tube, and gets constant electric power source supply. Whenever laser line generator projects highly powerful and intense infrared laser light source, it can easily penetrate fog and dust, making sure of ultra clear and precise infrared line projection, suitable for complex industrial and outdoor environments.
Cooperated with an AC/DC adapter, compared to a simple alkaline battery power source made IR laser pointer, the usual use of a 808nm infrared line laser module is able to make long term lasted infrared laser bean and IR reference line projection from beam aperture. It applies an import 808nm infrared laser diode within 5mW to 500mW and high power up to 600mW to 100mW. Owing to its invisible infrared laser light emission to the human eye, this infrared laser line generator should only be used together with other night version machine or device. Its operation can avoid light pollution, suitable for security and confidential scenarios.
Being made with a qualified glass coated lens within 10 to 110 degree fan angles, together with its low laser beam divergence, the usual use of a 808nm infrared line laser module maintains narrow and straight IR line projection with various IR line lengths in continuous use. When it gets special design of adjustable focus optic lens design in front of laser beam aperture, after immediate infrared laser light source concentration, it is converted into small reference error, ultra fine and straight infrared line projection in distance. Whenever IR laser line generator gets correct use of output power and optic lens fan angle, it can make ultra clear and precise infrared line generation, with improving operational accuracy.
Whatever kind of night version precise line positioning work, 808nm infrared line laser module enables low power consumption, more energy efficient and longer battery life compared to the visible light modules. Being made with the durable anodized aluminum alloy housing tube, it also bears wide range operating temperature within -20℃~60℃), infrared alignment laser can be integrated into various devices, and make long term lasted and high stability IR line generation for all night version precise line positioning works.
Applications:
Industrial: Mechanical cutting/welding positioning, automated production line calibration, PCB board alignment;
Security/Surveying: Infrared supplementary lighting, perimeter security early warning line deployment;
Medical: Positioning guidance for physiotherapy equipment, auxiliary aiming in minimally invasive surgery;
Consumer Electronics: Motion-sensing game interaction, infrared touch sensing;
Measurement and Detection: Distance measurement baseline, building horizontal/vertical calibration.
How Can 808nm Infrared Laser Diode Module Be Applied in Industrial Processing

How can precise dot indication work is processing for all night version illumination fields? It is not workable at all to only rely on the use of a simple laser pointer or other manual dot projecting tool at all, however, it makes a better job for professionals to apply a long wavelength made device of a 808nm infrared laser diode module. It projects different type of invisible infrared laser beam from a 808nm infrared laser diode. Cooperated with night version device and constant electric power source supply, cooperated with night version machine or device, and proper installation or integration with night version device or equipment, this direct diode emission made infrared dot laser alignment enables easy reaching, high precision and quick response IR dot generation for all industrial processing works conveniently.
Basically 808nm infrared laser diode module applies a durable anodized aluminum alloy housing tube, cooperated with an import 808nm infrared laser diode within 5mW to 400mW and high power up to 500mW to 1000mW. Owing to its special use of a metal heat sink cooling system design, whatever output power it is selected, it gets larger space leaving for tube cooling down, and achieves ultra clear and stable infrared laser beam and infrared laser dot projection under operation with any other night version device or equipment. Whenever it gets strong penetration under workshop smoke and dust, this infrared dot laser alignment is also not effected by strong light/oil pollution, ensuring continuous and stable operation.
Whenever 808nm infrared laser diode module applies a qualified glass coated lens and glass window in front of laser beam aperture, it generates high transmittance and high photoelectric ability infrared laser light source emission at several miles far away. Owing to its low laser beam divergence, together with adjustable focus optic lens design, after its immediate infrared laser light source concentration, 808nm infrared dot laser alignment enables increasing accuracy and brightness infrared reference dot projection at a longer distance, and achieves positioning error as low as micrometers. This industrial stabilized laser device gets good performance of vibration resistant, resistant to high and low temperatures (common operating range -20℃~60℃), long service life.
General applications in industrial fields:
Machinery Positioning: 808nm infrared laser diode module is marking cutting/drilling reference points on lathes, milling machines, etc., enabling rapid tool setting.
Welding/Cutting Alignment: Precisely indicating weld/cutting paths during laser spot welding and fiber optic cutting, improving operational accuracy.
Automated Calibration: Position calibration and trajectory positioning for robotic arms, conveyor lines, etc., ensuring consistency in automated processes.
Assembly Assistance: 808nm infrared alignment laser is providing visual alignment marks during precision parts assembly, reducing assembly errors.
High Penetration IR Light Emitted 808nm Infrared Crosshair Laser Module

What is an efficient job for users to make ultra clear and precise cross line projection for those of night version illumination work fields, not easy to rely on any prior cross line drawing or printing works, it would be a much better solution to apply a long wavelength made device of a 808nm infrared crosshair laser module. Owing to its adoption of an import 808nm infrared laser diode and a qualified glass coated lens inside a high duration metal housing tube, only if it is cooperated with any other night version machine or device, this ultra compact structure made infrared cross laser alignment tool enables high precision, high brightness and high accuracy two perpendicular IR lines generation at long extending distances conveniently.
The advanced use of an import 808nm infrared laser diode gets wide range output power of 5mW to 500mW and high power up to 600mW to 100mW. In practical precise cross line measuring works, this infrared crosshair laser module should be working with other night version device, such as CCD camera, black and white camera or infrared camera etc. It is equipped with a metal heat sink cooling system inside different dimension anodized aluminum alloy housing tube, this infrared cross laser alignment tool gets superior nice heat dissipation, easy installation or integration, quite easy reaching and highly precise two perpendicular infrared lines generation at different work distances. Owing to its high penetration and low interference IR laser light emission, the genuine infrared cross line projection has no effect by visible light. It has better penetration than visible light lasers in dusty and misty environments, making it suitable for complex industrial and outdoor scenarios.
When 808nm infrared crosshair laser module applies a qualified glass coated lens with 10, 15 and 110 degree fan angle, after its connects with 5V, 9V 1000mA DC power supply, it enables high efficiency conversion of increasing accuracy and brightness two perpendicular IR lines at long work distance constantly. It always takes low energy consumption and low manual labor force input. Being made with APC, ACC driving circuit board design, whatever output power it is selected, this infrared cross laser alignment is performing well with constant IR cross line projection, and long serving lifetime of more than 8,000 hours. After selection of both of output power and optic lens fan angle, cooperated with adjustable focus optic lens design, it assures increasing accuracy and brightness cross line projection within several miles far away.
General use of 808nm infrared cross line laser module:
Industrial Manufacturing: Used in machine tool processing, metal cutting, and PCB board positioning, providing a precise infrared crosshair reference to assist operators in workpiece alignment.
Building and Decoration: Used in conjunction with a level, infrared cross laser alignment achieves vertical/horizontal positioning for wall scraping, tile laying, and ceiling installation, replacing traditional chalk lines.
Medical: Used as an infrared aiming reference in physical therapy equipment to assist in locating the treatment area (such as laser physical therapy devices); or for sample positioning under a microscope.
Security Monitoring: infrared alignment laser is integrated into surveillance cameras, infrared crosshairs are used to calibrate the monitoring range and assist in adjusting the camera angle and focus.
Research and Experimentation: Used as a non-visible light reference in optical experiments and material testing, marking the optical path or sample inspection area.
High Penetration Gaussian Beam 808nm Infrared Line Laser Module

In those of night version precise line positioning fields, not workable at all to only rely on prior line drawing or any other visible laser devices, it would be a much better solution to apply a 808nm infrared line laser module. It applies a long wavelength 808nm infrared laser diode and a qualified glass coated lens inside a highly durable metal housing tube, which enables high quality Gaussian IR laser beam emission at long extending distance, but also enables highly efficient conversion of increasing accuracy and brightness infrared reference line projection for multiple night version precise line positioning works conveniently.
When 808nm infrared line laser module applies an AC/DC adapter as its electric power source, compared to formal alkaline battery power source, it enables long term lasted IR line projection. 808nm infrared laser light has better penetration of smoke and dust than visible light and is less susceptible to interference from ambient visible light (such as sunlight and lighting), making it suitable for complex industrial or outdoor environments. When it applies an import 808nm infrared laser diode within 5mW to 500mW and high power up to 600mW to 1000mW, cooperated with a metal heat sink cooling system, the basic use of an infrared laser line generator has just got superior nice heat dissipation, and ultra long term lasted infrared line indication for a quite long time.
In practical precise IR line positioning work, cooperated with a qualified glass coated lens within 10 to 110 degree fan angles, generally 808nm infrared line laser module enables highly concentrated infrared laser light indication, and ultra clear and fine infrared line marking onto different working surfaces. It emits different infrared reference line within 0.5 meter to 6 meters length. In those of long term lasted infrared line alignment work, this infrared laser line generator maintains stable output optical power, high straightness and high linear quality infrared line generation, meeting high-precision positioning requirements.
Available with durable and ultra compact anodized aluminum alloy housing tube design, usually 808nm infrared line laser module bears wide range operating temperature range of -20°C to 60°C, adapting to both high and low industrial environments with robust performance. Being made with different tube diameter of 16mm, 18.9mm and 26mm for different output power range, it enables superior nice thermal emitting and ultra stable IR line generation. Cooperated with adjustable focus optic lens design, this infrared alignment laser enables efficient conversion of increasing accuracy and fineness IR line generation at greater distance.
The core applications of 808nm infrared line laser modules (invisible light, requiring night vision equipment for observation) are concentrated in scenarios requiring precise infrared positioning and marking, primarily including:
Industrial processing: Path marking for cutting and engraving metal/non-metal materials, and PCB soldering positioning.
Security monitoring: infrared alignment laser is assisted focus for infrared surveillance cameras and warning area demarcation (such as infrared warning lines for perimeter protection).
Medical: Infrared illumination area positioning for physical therapy equipment (such as treatment range markings on certain rehabilitation equipment).
Automated equipment: Robotic inspection, material positioning and path guidance for automated assembly lines.
Scientific research: Infrared baseline calibration for optical testing and biological sample observation.
Unique Use of 808nm Infrared Laser Diode Module For Industrial Inspection

What is an efficient job for users to make ultra clear and precise dot indication for all night version illumination fields? It might not be workable at all to only rely on prior manual dot projecting tool, however, under constant technical innovation of advanced 808nm infrared laser diode tech and a qualified glass coated lens inside a durable anodized aluminum alloy housing tube, it is manufactured into a professional dot measuring tool of a 808nm infrared laser diode module. Usually it gets constant electric power source supply from a 5V, 9V 1000mA DC power supply. Not affected by ambient light such as visible and UV rays, stable signal output is maintained in strong outdoor sunlight, under workshop lighting, or in high-temperature, smoke-filled environments, ensuring detection accuracy.
In practical precise dot measuring works, 808nm infrared laser diode module applies an import 808nm infrared laser diode within 5mW to 500mW and high power up to 600mW to 1000mW as its beam emitting source. It gets high photoelectric ability IR laser light source emission. In addition, when it is required to make long term lasted IR dot indication, it has been made with a metal heat sink cooling system and APC, ACC driving circuit board inside a durable anodized aluminum alloy housing tube. In practical long term lasted infrared dot indication, this infrared dot laser alignment tool always maintains stable infrared laser beam emission, and ultra stable and clear infrared reference dot projection as long as 10 hours per day. It also makes sure of noncontact IR dot projection with the workpiece surface, preventing scratches and wear on precision parts (e.g., electronic components and polished metal parts). It is also suitable for high-temperature, high-pressure, and other environments where close contact is undesirable.
When 808nm infrared laser diode module applies a qualified glass coated lens and a glass window in front of beam aperture, on occasion that is used under dust, rain, water or other moisture condition, it still exhibits distinct differences in reflection/transmission across different materials, enabling precise material differentiation and identifying subtle defects, ensuring a balanced inspection depth and accuracy. After its projection of high transmittance, high energy density and low heat generation infrared laser light emission at several miles far away, this infrared dot laser alignment tool can still make ultra stable IR dot generation, which can be working together with industrial machine or device, reducing equipment energy consumption and maintenance costs.
General use in industrial inspection fields:
Defect Detection: By emitting an 808nm infrared spot to illuminate the surface of materials such as metals and plastics, an infrared camera is used to capture the reflected/transmitted light signals to identify subtle surface defects such as cracks, scratches, and bubbles (which are difficult to detect with the naked eye or visible light).
Thickness/Distance Measurement: 808nm infrared laser diode module utilizes the rectilinear propagation characteristics of infrared light, time-of-flight (TOF) or triangulation is used to non-contactly measure the thickness of materials (such as films and plates), the spacing between workpieces, or the positioning distance of equipment.
High-Temperature Environment Monitoring: In high-temperature production lines (such as steel and glass manufacturing), 808nm infrared alignment laser light is less susceptible to interference from high-temperature ambient light and can penetrate the mist/smoke generated by high temperatures to monitor the shape, position, or surface temperature distribution of workpieces.
Material Identification and Sorting: By leveraging the differences in reflectivity of 808nm infrared light across different materials, sensors can be used to identify material types (such as metal and non-metal, different types of plastics) for automated sorting.
Scientific Research Applications of 1064nm Multimode Laser Diode

Comparing with special single mode laser diode, the real use of a 1064nm multimode laser diode is available with higher average output power, usually up to several watts to tens of watts, much higher than single mode lasers of the same size. By increasing the light emitting area or multi mode superposition, it is suitable for experiments requiring high energy input, such as material breakdown and plasma generation. Under operation of cooperation of those of experimental device or instrument and easy connects with electric power source, this MM laser diode projects spot of multimode beam with large size and the energy distribution is relatively uniform, which is suitable for uniform action on large-area samples (such as overall heating of the material surface and rapid processing of batch samples).
The manufacturing process of 1064nm multimode laser diode is much easier and more simple than single mode laser with the same output power. It gets less difficult to manufacture, the cost is more controllable, and the precision requirements for optical components are not high. It has better laser beam stability in complex working environments such as vibration and temperature fluctuations. Multimode laser diode usually uses multi-quantum well structures or array-type light-emitting areas to achieve high-power output by increasing the light-emitting area or superimposing multiple mode fields, rather than the single wave guide structure of single-mode lasers. The output infrared laser beam contains transverse modes (such as TEM01, TEM10 etc.), with a large divergence angle (usually several degrees to tens of degrees), and the spot shape may be elliptical or irregular, which needs to be collimated or shaped by a lens group. Owing to its higher output power, this 1064nm MM laser diodes is often equipped with more efficient heat dissipation structures (such as microchannel heat dissipation and thermoelectric cooling) to suppress power attenuation and wavelength drift caused by temperature rise and ensure long-term stable operation.
Application of 1064nm multimode infrared laser diode in scientific research
1064nm multimode infrared laser (referring to 1064nm laser with multiple transverse modes in the output beam) is mainly used in the following scenarios in scientific research due to its high power output and specific wavelength characteristics:
Material physics and high energy physics experiments: as a high energy pump source or energy input source, it is used to study the phase change of materials under the action of strong laser (such as melting, plasma formation), plasma acceleration in high energy physics, etc. The high average power of multimode laser can provide sufficient energy to drive extreme physical processes.
Laser induced breakdown spectroscopy (LIBS) research: used for elemental composition analysis of solid and liquid samples, the high energy of multimode laser can break through the sample to generate plasma, and the elemental composition is determined by analyzing the plasma spectrum. Its higher pulse energy is suitable for detecting low-content elements.
Photothermal effect and thermodynamics research: used to simulate the behavior of materials at high temperatures (such as thermal expansion and thermal conductivity measurement). The wide spot and high power of multimode lasers can achieve uniform heating of larger areas, avoiding local overheating deviations caused by small spot of single-mode lasers.
Auxiliary light source in laser spectroscopy: In some spectral experiments that do not require high beam quality (such as diffuse reflectance spectroscopy and photoacoustic spectroscopy), as excitation light to provide stable energy input, multimode characteristics have little effect on the results, and the cost is lower than that of single-mode lasers.
Study on photothermal interaction of biological tissues: used to explore the mechanism of thermal damage of laser to tissues, optimize photothermal therapy parameters, etc. The large range of action of multimode lasers can simulate the scene of large-area treatment in clinical practice, which is closer to actual application conditions.
How Can 980nm Infrared Dot Laser Alignment Work in Scientific Research?

Comparing with any other visible laser devices, the usual use of a 980nm infrared laser diode module gets much longer wavelength, thus it is always projecting invisible infrared laser beam and IR reference dot from beam aperture, and only allowing proper use as an accessory part of other scientific research used device or equipment. Being made with an import 980nm infrared laser diode and a qualified optic lens inside a durable anodized aluminum alloy housing tube, this 980nm infrared dot laser is working well with high density and high transmittance infrared laser light source emission and ultra compact size infrared reference dot projection within a long extending distance conveniently.
The real use of a 980nm infrared dot laser alignment applies an AC/DC adapter as its electric power source. Owing to its acceptation of wide range electric current of 100V to 240V, this night version used laser device is also applied for a lot of working environments. Being made with an import semiconductor IR laser diode and a qualified glass coated lens, it is not only projecting high density and high photoelectric ability infrared laser light source at long extending distance, but also maintains ultra small laser beam divergence of less than 2mrad. Whatever kind of working surface it is pointing, this long wavelength 980nm infrared dot laser can get highly uniform IR laser dot projection with micron level spatial positioning and meet the precise control requirements of energy or signals in experiments, such as the operation of single cells or nanoscale materials.
When 980nm infrared laser diode module is integrated with experimental equipment such as microscopes, spectrometers, optical platforms etc, there is no complex optical path debugging. It keeps work with high penetration IR laser light source generation into biological tissues and certain polymer materials, which is not easily absorbed by most substances. It is suitable for experimental scenarios that require “non-invasive” or “low damage”. During long term lasting infrared alignment laser dot projection work, the uniquely designed APC, ACC driving circuit board has just protected itself from overheating and over current impact, and ensures long serving lifetime of more than 8,000 hours in proper use. It can greatly maintain low performance attenuation, the repeatability and reliability of experimental data (such as long-term monitoring of the light response changes of samples). owing to its invisible infrared laser light source emission to human eye, it will not cause stray light interference to the signal acquisition of optical detectors (such as infrared cameras and spectrometers). It is especially suitable for experiments with high sensitivity requirements for optical signals.
Main applications in scientific research
Biomedical research: As an auxiliary or direct light source for fluorescence excitation light source, it is used for cell imaging, tissue section analysis, etc. For example, in near-infrared imaging, 980nm infrared dot laser alignment can penetrate deeper biological tissues (reduce scattering and absorption), and cooperate with fluorescent probes to achieve observation of deep structures or molecular activities in living small animals; it can also be used for basic research on photothermal therapy, and selective heating of local cells can be achieved through precise focusing.
Material science experiments: In experiments such as nanomaterial preparation and thin film growth, 980nm infrared alignment laser is used as a precise energy source to regulate material synthesis conditions. For example, the high energy density of its point-shaped light spot is used to induce the directional assembly of nanoparticles in a vacuum environment, or to perform local annealing on semiconductor films to study the relationship between material structure and performance.
Spectroscopic analysis: used as excitation light in experiments such as Raman spectroscopy and infrared spectroscopy to stimulate the vibration or rotation energy level transition of sample molecules and assist in analyzing the chemical composition and molecular structure of materials. It is especially suitable for samples that are sensitive to visible light (such as some organic dyes) to avoid sample damage or signal interference caused by visible light excitation.
Optical system calibration: In the research and development of optical equipment such as lidar and telescopes, 980nm infrared laser is used as a reference light source to calibrate the coaxiality, focal length or aberration of optical components to ensure the measurement accuracy of the equipment.
