If dot measuring work is processing for those of night version illumination fields, not workable at all to only rely on simple manual dot projecting tool or a laser pointer, it would become a much better solution to apply a long wavelength of 980nm made device, such as an infrared laser diode module. It applies an import infrared laser diode and a qualified glass coated lens inside a durable metal housing tube, together with constant electric power source supply and different operating voltage electric power source, this direct diode emission made infrared dot laser alignment always enables easy reaching, long lasting and high precision infrared reference dot projection for all night version dot positioning works.

The adoption of a 980nm infrared laser diode module applies a long wavelength of 980nm, which emits invisible infrared laser beam and infrared reference dot from beam aperture, thus human eyes cannot observe them at all. It is suitable for requiring concealed operations (e.g., security indication and military-assisted positioning), avoiding interference from visible light. Comparing with short wavelength infrared or ultraviolet lasers, it has a higher threshold for thermal damage to human skin and eyes, making them safer in medical and consumer electronics applications. Basically 980nm infrared dot laser alignment applies an import IR laser diode within 5mW to 500mW and high power up to 600mW to 1000mW, after its basic use of a metal heat sink cooling system inside different dimension metal housing tube, it enables superior nice heat dissipation and ultra stable infrared dot projection in continuous use.

Inside the high duration anodized aluminum alloy housing tube, 980nm infrared laser diode module applies a qualified glass coated lens and adjustable focus optic lens. Every time it gets constant electric power source from an AC/DC adapter, it keeps work with highly powerful and high penetration infrared laser light source emission at several miles far away. Under those of moisture, dust, rain, water or fog etc, it still maintains ultra clear and stable infrared dot projection. In addition, when highly powerful and intense infrared laser beam is focused from beam aperture, this infrared dot laser alignment enables efficient conversion of increasing accuracy and brightness infrared dot alignment at longer distance. Owing to its low energy consumption and high electro-optical conversion efficiency, it can still make clear and accurate IR dot indication in long term use. It can penetrate mist and smoke better than visible light and short-wavelength infrared, providing enhanced stability in harsh industrial environments (such as dusty workshops) or low-light conditions outdoors.

Applications in night version illumination fields:

Biomedical: Used in laser therapy (e.g., relieving muscle pain, promoting wound healing), laser acupuncture, and biological tissue imaging (e.g., aided by confocal microscopy).

Industrial Inspection: 980nm infrared laser diode module is used as a precision alignment light source (e.g., for circuit board soldering positioning, mechanical part assembly calibration), and laser ranging (for medium- and short-range, high-precision ranging equipment).

Security Monitoring: Integrated into infrared night vision systems for target indication, marking surveillance area boundaries, or used in conjunction with infrared cameras for covert lighting.

Consumer Electronics: 980nm infrared alignment laser can be used for 3D sensing (e.g., facial recognition-assisted positioning in some mobile phones), signal transmission for laser mice/remote controls, and as light source components for micro-projection devices.

whenever line indication work is processing at different work distances and multiple lighting occasions, on consideration of ultra fine, clear and quick response line indication onto different types of garment cloths, it has become a major trend for engineers and garment designers to operate a highly bright beam emitted tool of a 650nm red laser line generator. it keeps work with intense and powerful red laser beam emission directly from an inner laser diode. when it gets proper integration with various garment making equipment, such as cutting bed, sewing machine or garment printing device etc, on the basis of its ultra fine, clear and straight red reference line projection, this accessory part of a red line laser module always enables quite easy installation or integration, quick reaching and clear line indication for multiple garment processing works conveniently.

basically 650nm red laser line generator applies an ac/dc adapter as its electric power source, which has no need to spend extra time on battery change as a red laser pointer. as a result, in the practical garment making works, according to the real work distance, lighting occasion and required line length and thickness, it enables correct selection of both of output power and optic lens fan angle. it applies an internal metal heat sink cooling system and import 650nm red laser diode inside a durable anodized aluminum alloy housing tube, this red line laser module is performing well with superior nice thermal emitting and thermal conductivity, and ultra stable and reliable red reference line projection within long term operating of 8 to 10 hours per day. it is merely affected by working environments, and also gets no appearance of laser light dim or blur in continuous use.

according to the adoption of a qualified glass coated lens design within 10 to 110 degree fan angles, any time it gets constant electric power source supply, this 650nm red laser line generator begins to make continuous and ultra fine red reference line projection within 0.5 meter to 6 meters length in use. it is not affected by manual labor force input and professional skills. usually red laser light is forming into high contrast onto different garment cloth materials, even though it is available with dark or black color, red line laser module is still making highly clear red line indication for all garment cutting, design, sewing and printing works easily.

in the whole garment processing workshops, 650nm red laser line generator is used as an accessory part, which enables easy and quick reaching of red line onto vertical or horizontal surface of all garment cloths. it is merely affected by long distance, high height and other complex working environments as well. further more, when it makes freely adjusted laser line fineness and line emitting direction within three dimensional spaces, only after basic use of laser safety measure, such as wearing correct laser safety glasses and avoiding eye exposure to beam aperture, this industrial red alignment laser still makes easy, secured and no track use for all garment making works.

In various scientific research and experimental work fields, the usual use of a 650nm red laser diode module is able to provide a visual, controllable optical reference, assisting with experimental positioning, optical path calibration, and phenomenon observation. It applies an external electric power source, configured with an import red laser diode and a qualified optic lens inside a durable metal housing tube, this direct diode emission made red dot laser enables superior nice thermal emitting and ultra stable red laser beam and red dot emission from beam aperture. Not relying on manual labor force input and no limited by operating skills, its performance advantages focus on "precision and stability," while its application advantages emphasize "flexible adaptability."

The genuine use of a 650nm red laser diode module applies an AC/DC adapter as its electric power source, thus it gets no need to spend extra time on alkaline battery change. Available with wide range output power of 5mW to 100mW and high power up to 150mW to 500mW, cooperated with different operating voltage of 5V, 9V 1000mA DC power supply, it always enables continuous red laser beam emission at long extending distance. Besides its formal dot indication at close distance and inner room, this red dot laser alignment tool also makes highly clear red dot alignment within long extending distance of more than 25 meters.

This glass coated lens made 650nm red laser diode module enables high positioning accuracy supports for precise experiments. the red dot diameter can be controlled to 0.5-2mm at a distance of 1 meter, with a positioning accuracy of ±0.05mm. Long-term dot drift is minimal (≤0.03mm/hour), meeting the stringent precision requirements of optical path calibration and microscopic sample positioning. Within wide range operating temperature, different humidity, and mechanical moving or calibration etc, it maintains highly stable red dot projection under multiple complex experimental environments. Its output power stability fluctuation can be controlled within 5%, not affecting optical path stability or observation data.

General use of 650nm red laser diode module for scientific research:

Optical Experiment Optical Path Calibration: In optical imaging, such as microscopy and spectrometers, and laser interferometry/diffraction experiments, it serves as a light path marker to assist in adjusting the positions of lenses, prisms, and detectors, ensuring the optical path is coaxial or precisely aligned with the preset path.

Mechanics/Kinematic Observation Marking: In fluid mechanics, such as observing water flow trajectories and material mechanics, such as object deformation experiments, a red dot is projected onto the surface of the object being observed as a reference target for motion or deformation, allowing high-speed cameras to capture displacement and deformation data.

Biological Experiment Positioning Guidance: In cell culture and small animal experiments, a red alignment laser dot is used to mark specific cell areas in a culture dish or experimental manipulation points (such as injection sites) on the surface of a small animal, assisting researchers in precise manipulation and minimizing sample damage.

Precision Instrument Calibration: 650nm red laser diode module is used for fiducial calibration of precision equipment such as atomic force microscopes and laser rangefinders, marking the relative position between the instrument probe and the sample to ensure the accuracy and repeatability of measurement data.

When precise line measuring and line cutting work is in need in those of garment and textile industry, it would be a quite nice job for garment designers and factory workers to operate a highly bright beam emitted tool of a 532nm green line laser module. It is primarily used for precise line positioning and marking in the garment and textile industry, helping to improve production efficiency and product quality. Being made with a qualified glass coated lens and advanced 532nm green DPSS laser tech inside a highly durable housing tube, cooperated with industrial garment processing machine or equipment, this laser line generator always enables ultra clear line positioning results for all types of garment cloth design, cutting and pattern design works etc.

Typically 532nm green line laser module applies a qualified glass coated lens within 10 to 110 degree fan angle and a glass window inside its durable anodized aluminum alloy housing tube. The shape of green laser beam is formed into a straight green reference line with high optical energy density, excellent linearity. Either it is used for close or long distance, it can still ensure good laser light quality and stability. Cooperated with a 532nm semiconductor laser diode as the light source, frequency doubling technology converts infrared light into green light. This delivers high brightness and energy density, meeting the requirements for clear and visible markings in the garment and textile industry.

In practical textile garment processing works, available with 16mm, 18.9mm and 26mm diameter tube design, this compact structure made 532nm green line laser module provides excellent heat dissipation and mechanical strength, adapting to the environment of garment and textile workshops and withstanding certain vibrations and shocks, ensuring stable module performance over extended periods of use. Some laser line generators also feature a dedicated bracket with excellent thermal conductivity and flexibility, allowing for 360-degree adjustment in three dimensions for optimal performance. Owing to its sensitive color green laser light emission to human visual sensitivity, it can easily produce clear, bright straight lines even in bright conditions of garment and textile workshops. This makes it easier for workers to observe and align the line, improving work efficiency.

During the processing of garment production lines, owing to its built-in heat dissipation system, coupled with high performance APC and ACC driver circuits, 532nm green line laser module ensures zero light degradation even under long-term continuous operation. The position and shape of the output straight lines remain stable, ensuring consistency and stability during the production process. Besides its correct use of output power and optic lens fan angle, this green laser line generator also enables freely adjusted laser line fineness and line emitting direction, thus it can meet the needs of different garment and textile processes.

Applications in garment and textile processing:

Cloth Cutting Auxiliary Marking: 532nm green line laser module projects a clear green straight line when cutting fabric on a cutting table, providing accurate cutting line guidance for cutters, ensuring accurate cutting dimensions and reducing fabric waste.

Clothing Hem Positioning: Used in the garment hem positioning process, it helps workers quickly and accurately determine hem positions, improving hem quality and consistency.

Button Sewing Point Light Source Positioning: On equipment such as button sewing machines and riveting machines, green alignment laser serves as a point light source for button sewing, ensuring precise button or rivet installation.

Sewing Machine Line Marking: Provides sewing line guidance for sewing machines, especially when sewing complex patterns or straight lines, helping workers maintain a straight and even sewing line.

What is an efficient job to make ultra clear and precise dot indication in those of scientific research fields? It is not easily relying on a laser pointer or other manual dot projecting tool, however, it is gradually substituted by advanced laser tech applied tool of a 532nm green laser diode module. It applies advanced 532nm green DPSS laser tech and a qualified glass coated lens inside a high duration metal housing tube, which gets featured advantages of compact size design and ultra light weight. it can be flexibly mounted on optical platforms and experimental instruments using brackets and fixtures, minimizing the need for space and adapting to densely packed scientific research equipment. Based on the correct use of output power and electric power source supply, it enables long time lasted, easy reaching and highly precise green reference dot indication onto multiple working surfaces conveniently.
The genuine use of a 532nm green laser diode module utilizes APC, ACC driving circuit board, available with wide range output power of 5mW to 100mW and high power up to 150mW to 200mW, it maintains constant electric current supply and output power supply. It gets intelligent feedback control of increasing temperature and serious electric current impact, thus it can maintains ultra high laser beam stability and long term period lasted green laser light and green dot projection in use. When 532nm green dot laser alignment tool is connected with 5V, 9V 1000mA AC/DC adapter, it can achieve ultra long time lasted green dot projection and long serving lifetime in proper use. 
Besides the use of a qualified glass coated lens, this 532nm green laser diode module also gets quite low laser beam divergence of less than 0.3mard. The green dot diameter can be controlled to 0.3mm to 0.6mm within a working distance of 1 to 2 meters, with a positioning deviation of ≤0.1mm. Laser output power fluctuation is also minimal (≤3%), ensuring stable spot position and brightness during long experiments, preventing reference drift from affecting experimental data accuracy. Even though 532nm green dot laser is used in non-darkroom laboratory environments (such as under standard fluorescent lighting), the laser spot remains clearly visible, eliminating the need for researchers to adjust to the dark environment for observation, reducing visual fatigue and improving experimental efficiency.
Applications in scientific research:
Optical experiment setup: In experiments such as interferometers, spectrometers, and laser communication simulations, laser dots can mark optical path centers and component mounting datums, assisting in adjusting the coaxiality of lenses, mirrors, and detectors, and reducing optical path alignment errors.
Microscopic sample positioning: In biological research (such as cell observation and tissue section analysis) or materials research (such as nanostructure characterization), laser dots can be projected onto the stage or sample surface, providing a clear target for microscopes and probe equipment, improving sample positioning efficiency.
Kinematics and mechanics experiments: In experiments such as object motion trajectory tracking and material deformation measurement, alignment laser dots can be attached to the target as "markers." High-speed cameras or sensors can be used to record position changes, assisting in analyzing motion parameters or strain data.

In any type of highly precise and fine line indication at longer work distance than formal hand reaching, comparing with formal line drawing or printing work with manual line aligning tool, it would be a much better solution to apply a shorter wavelength made device of 405nm violet laser line generator. It gets much shorter wavelength of 405nm than other visible optical spectrum, which can be focused into a thin beam, enabling micron-level positioning accuracy, meeting the precise positioning requirements of packaging machinery. When violet laser module makes proper installation or integration with various packaging machine or device, not relying on any manual labor force input, it always assures quite easy reaching, high precision and high fineness violet line indication for various packaging machinery works conveniently.

The usual design of 405nm violet laser line generator is equipped with automatic power control and automatic current control circuit boards, thus violet laser beam maintains stable brightness and straightness over extended periods of operation, ensuring consistency during the packaging process. Being made with an import 405nm violet laser diode within 50mW to 100mW and high power up to 150mW to 500mW and metal heat sink cooling system inside a durable anodized aluminum alloy housing tube, 405nm violet laser module achieves superior nice heat dissipation, ultra stable and reliable violet reference line projection within constant work time of 10 hours per day.

The violet laser light provides strong contrast on the surfaces of most packaging materials, making the violet laser beam clearly visible even in complex lighting conditions, making 405nm violet laser line generator easy for operators to observe and for equipment to identify. Cooperated with adjustable focus optic lens, after freely adjusted laser line fineness, the projected violet laser line width is generally adjustable from 0.2mm to several centimeters, allowing for tailored adjustments based on the specific operating requirements of packaging machinery and adapting to various packaging scenarios. Being made with ultra compact size tube design of 16mm, 18.9mm or 26mm diameter, this violet line laser module can be installed in the confined spaces of packaging machinery, minimizing space and simplifying integration into various packaging equipment.

Applications in packaging machinery:

Material positioning: During the material conveying process, a projected straight violet line laser module serves as a positioning reference, helping the material to be accurately positioned. This ensures that subsequent packaging processes (such as filling and sealing) are carried out in the correct position, improving packaging accuracy and product consistency.

Cutting marking: For equipment that needs to cut packaging materials (such as cartons and films), 405nm violet laser modules provide clear cutting lines to guide the cutting tool for precise cutting, reducing material waste and improving cutting quality.

Labeling assistance: In labeling machines, violet alignment laser lines can be used to mark labeling positions, ensuring labels are accurately applied to the designated area of the packaging container, ensuring accurate and aesthetically pleasing labeling.

Folding guidance: In processes such as carton folding, violet line laser modules provide reference lines for the folding mechanism, ensuring the accurate fold angles and positions of each side of the carton, helping to improve packaging regularity and efficiency.

The genuine use of a 808nm infrared line laser module applies advanced 808nm infrared laser diode tech and a qualified glass coated lens inside its durable housing tube. It is working well with intense and powerful invisible infrared laser light emission, needs to be observed with infrared receiving equipment or night vision devices), which will not interfere with the doctor's vision, and is especially suitable for surgical scenes that require focused vision. The infrared line emitted from a IR laser line generator is thin and has high straightness, which can meet the medical field's demand for millimeter-level or even sub-millimeter-level accuracy. 
The genuine use of a 808nm infrared line laser module applies an import 808nm infrared laser diode within 5mW to 500mW as its beam emitting source, which is cooperating with a metal heat sink cooling system inside a durable anodized aluminum alloy housing tube. In those of long time lasting IR line projection work, it gets superior nice thermal emitting and thermal conductivity, and increasing stability infrared line emission as long as 8 to 10 hours per day. For the most important of all, this laser line generator always bears wide range operating temperature, different humidity and harsh working occasions of mechanical moving, shocking or calibration as well. 
According to the adoption of a glass coated lens within 10 to 110 degree fan angle in front of beam aperture, this 808nm infrared line laser module is projecting high density Gaussian IR laser beam, high linear quality and highly straight infrared reference line projection with different line lengths. It should only be selected with correct output power and optic lens fan angle, which is also not effected by operating room lights, such as strong light from surgical lights, and can still output the baseline stably in complex lighting environments. In those of laser medical treatment works, owing to its selection of low power of only 5mW, this infrared laser line generator meets medical laser safety standards (usually below Class IIIa), has low energy, and will not cause thermal or photochemical damage to human tissue.
Every time 808nm infrared line laser module gets proper connects with AC/DC adapter, it just makes constant infrared laser beam and infrared line generation from beam aperture immediately. It can avoid direct contact with patients or instruments, reduce the risk of cross-infection, and will not affect the operation of surgical instruments. Owing to its special use of 16mm and 26mm diameter housing tube design, this ultra compact structure made IR laser line generator can be flexibly installed on medical equipment such as surgical microscopes and robotic arms, and is suitable for a variety of medical scenarios. In various medical treatment fields, it is an important auxiliary tool in the medical field to improve operational accuracy and ensure treatment safety. Especially in scenarios that require precise anatomical positioning, it can effectively reduce operational difficulty and risk.
808nm infrared line laser module is mainly used for precise positioning, guidance and auxiliary operation in the medical field. Its major application scenarios are as follows:
Surgical positioning guidance: In orthopedic surgery (such as fracture reduction, spinal surgery), the straight infrared alignment laser line can mark the baseline of the bone anatomical structure, assist doctors in determining the incision position and the placement direction of implants (such as steel plates and screws), and improve surgical accuracy.
Rehabilitation therapy assistance: 808nm infrared laser line generator is used in rehabilitation training to mark the limb movement trajectory (such as joint range of motion, gait correction path), help patients standardize movements, and assist therapists in evaluating rehabilitation effects.
Medical equipment calibration: In the installation and commissioning of radiotherapy equipment and imaging equipment (such as CT, MRI), as a straight line reference, ensure that the coaxiality and parallelism of the mechanical structure of the equipment meet the accuracy requirements.
Tissue cutting marking: In superficial tissue cutting in dermatology and surgery, infrared alignment laser can define the cutting boundary and reduce surgical errors.

Whenever advanced 660nm red laser diode tech and a qualified glass coated lens are configured with a high duration metal housing tube, it is created into a professional cross line measuring tool of a 660nm red cross line laser module. It is projecting highly visible and intense red laser beam directly from an inner import 660nm red laser diode. Owing to its special use of thermal emitting system design inside a high duration metal housing tube, configured with constant electric power source supply and different dimension metal housing tube, this cross laser alignment tool is always working well as an accessory part and bringing users convenient cross line projection for multiple precise machinery processing works constantly. 
Basically 660nm red cross line laser module applies an AC/DC adapter as its electric power source. Employed by an import 660nm red laser diode within 5mW to 100mW, it is configured with 5V, 9V 1000mA AC/DC adapter, and accepting wide range electric current of 100V to 240V. In addition, owing to its special adoption of an inner metal heat sink cooling system inside its high duration anodized aluminum alloy housing tube, red laser always enables quite easy carrying and installation. In various industrial machinery processing works, red cross laser alignment tool gets strong environmental stabilization, which bears wide range operating temperature, different humidity and mechanical moving or calibration etc. It maintains long time lasting red vertical and horizontal lines generation within 10 hours per day, and up to 85% laser beam stability for all long term cross line alignment works. 
660nm wavelength belongs to the red laser light band, the generated red laser light source from a 660nm red cross line laser module also has strong penetration in industrial environments, such as metal and wood surfaces. The human eye is highly sensitive to the red laser light and can be clearly identified even in brightly light workshops. Being made with an import 660nm red laser diode within 5mW to 100mW, besides its formal cross line projection for close distance and inner room, this cross laser alignment tool is also making satisfied cross line generation within long extending distance of 25 meters and other ambient lighting occasions etc. 
Being made with a qualified glass coated lens within 10, 15 and 110 degree fan angles and adjustable focus optic lens inside a durable metal housing tube, this 660nm red cross line laser module also gets low laser beam divergence fan angle and clear cross line edges, which can achieve submillimeter or even higher precision positioning to meet the needs of precision processing. It is a necessity for laser operators to make correct selection of output power and optic lens fan angle. This ultra compact size red cross laser alignment can be flexibly integrated into various processing equipment without complex debugging, ready to use. Usually is widely used for a lot of industrial mechanical processing works, including metal cutting, welding, and woodworking, the red cross line source can quickly mark the processing starting point, boundary, or center line, helping operators to accurately align work pieces and equipment (such as cutting machines and welding guns).

In those of industrial and high tech precise dot measuring work fields, cooperated with advanced 515nm green laser diode tech and a qualified optic lens inside a durable metal housing tube, laser tech engineer has just developed a professional dot measuring tool of a 515nm green laser diode module. It gets near middle wavelength among all visible optical spectrum, featured by its low laser beam divergence fan angle and special tem00 laser beam mode, either it is pointing at close or long distance, a correct output power made 515nm green dot laser just makes sure of ultra clear, precise and good stability green reference dot projection at long extending distances conveniently.

Being made with an external AC/DC adapter as its electric power source, comparing with a simple green laser pointer only used for temporary dot positioning work, the usual use of a 515nm green laser diode module is able to work with long time lasting green laser beam and green dot projection from beam aperture. For the most important of all, configured with an inner metal heat sink cooling system inside a durable anodized aluminum alloy housing tube, it gets superior nice heat dissipation, ultra stable green reference dot projection within wide range operating temperature, different humidity and other working environments as well.

In various industrial and high tech precise dot measuring work fields, on consideration of ultra clear and precise dot indication onto different working surfaces, 515nm green laser diode module applies a qualified glass coated lens and glass window in front of laser beam aperture. It projects highly clear and precise green reference dot at long extending distances. When it is equipped with adjustable focus optic lens, this low laser beam divergence fan angle made 515nm green dot laser gets highly concentrated forest green laser beam emission, and increasing accuracy and brightness green dot alignment at longer lasted distance and ambient lighting occasions etc.

Application in industrial fields:

Precision dot alignment and positioning. Compact size tube made 515nm green laser diode module is used for electronic component assembly (such as chip packaging, SMT patch), mechanical component installation, such as machine tool guide rail calibration, automatic production line station alignment. Green laser dot is clearly visible, which is convenient for operators to align tiny components with high level of accuracy up to 0.1mm, and improving assembly efficiency and consistency.

Laser marking and engraving. Green alignment laser dot is used for permanent dot identification of the surface of materials such as metal, plastic, and ceramic, such as product serial number, QR code, pattern engraving etc. The green alignment laser wavelength has a high absorption rate for some non-metallic materials, fast marking speed and small heat-affected zone, which is suitable for high-precision and low-damage marking needs.

3D scanning and measurement. High brightness green laser light source and green reference dot can be used to object contour scanning in industrial automation (such as robot vision guidance, size detection), reverse engineering modeling. The reflectivity of green light on diffuse reflection surfaces is better than that of infrared light, and the spot imaging is clear. With the camera, high-precision 3D point cloud data acquisition (accuracy can reach micron level) can be achieved.

Among all visible optical spectrum, the 532nm wavelength is just standing the middle part. After its projection into a uniform beam 532nm green line laser module, it is equipped with inner cooling system and a qualified optic lens with different fan angles inside its high duration anodized aluminum alloy housing tube. For the most important of all, owing to its ultra high brightness and high fineness green reference line projection with different line lengths and line fineness, cooperated with constant electric power source supply and ultra compact size tube design, this accessory part of a laser line generator enables quite easy reaching, quick response and ultra fine green reference line projection onto different working surfaces constantly.
The genuine use of a 532nm green line laser module applies a qualified separate crystal lens within 10 to 93 degree fan angles. When it projects non Gaussian distribution green laser beam, it also forms into highly uniform green reference line up to 85%. as a result, either it is pointing at close or long distance, it keeps work with the same line brightness from the middle part towards both ends, thus it is providing users quite satisfied line positioning results for those of long distance and high lighting working occasions as well. This laser line generator is especially applicable for those of longer distance, and fulfilling high level of accuracy line generation within the maximum work distance of more than 25 meters. 
The usual use of a uniform beam 532nm green line laser module has better contrast than red laser light in natural light and industrial lighting environments. The human eyes has a higher sensitivity to green light, and can clearly identify laser line even on strong light or dark workpiece surfaces. Comparing with formally used 405nm violet laser, green alignment laser light is less effected by dust or smoke, but keeping work with high penetration green laser light source emission at long extending distance. It is especially suitable for welding and cutting works. 
Laser cutting work with a 532nm green line laser module: metal sheet cutting, such as stainless steel, aluminum alloy, non metallic material cutting, such as acrylic, wood. When it projects a highly clear green reference line for the cutting  trajectory, replacing traditional manual marking to avoid human errors. Real-time display of the cutting path allows operators to adjust the position of the workpiece quickly so as to reduce material waste. Suitable for high-speed cutting equipment (such as fiber laser cutting machines), the green alignment laser line response speed is synchronized with the movement of the equipment to improve processing efficiency.