
What is a good job to make ultra clear and fine line indication in those of industrial processing works? Especially in occasion of night version illumination work fields, those of factory workers and engineers would prefer to operate a long wavelength made device of a 808nm infrared laser line generator. It always projects invisible and intense infrared laser light source, and converts into ultra fine and straight infrared reference line with different line lengths. In practical precise machinery processing works, when infrared laser module gets correct use of output power and optic lens fan angle, after its proper equipment with night version device or equipment, it enables easy reaching, good direction and highly precise infrared reference line projection at various work distances conveniently.
Usually 808nm infrared laser line generator emits invisible infrared laser beam from a long wavelength 808nm infrared laser diode, which should only be equipped with infrared receiving equipment for observation. This avoids interference from strong light on the operator’s vision, making it suitable for strong light industrial environments. When it gets wide range output power of 5mW to 500mW and 600mW to 1000mW, cooperated with 5V, 9V or 12V 1000mA AC/DC adapter and internal metal heat sink cooling system design inside a durable anodized aluminum alloy housing tube, this infrared line laser module gets superior nice heat dissipation, ultra stable and clear infrared reference line projection as long as 10 hours per day. It enables stable and clear infrared line projection within wide range operating temperature, bears vibration, adapted to the complex operating conditions of workshop processing equipment and exhibiting strong stability.
Usually 808nm infrared laser line generator applies a qualified glass coated lens within 10 to 110 degree fan angles, it enables high linear quality and highly straight infrared reference line projection, achieving high line straightness of ±0.1mm/m, meeting the alignment requirements of precision machining. Under operation of correct use of output power and optic lens fan angle, and freely adjusted infrared reference line thickness and line emitting direction, infrared line laser module allows quick response and noncontact IR line projection continuously. It also assures low power consumption and low production cost.
Instead of spending extra time on prior line drawing or printing, infrared laser line alignment work can avoid manual operating error, significantly reducing component scrap rates, and increasing finished product qualification rates. When 808nm infrared laser line generator adopts compact size structure design, it can be flexibly adapted to various various processing equipment and production line layouts, resulting in low maintenance costs. When it is linked with CNC equipment, robotic arms, and other automated devices, infrared alignment laser is supporting signal-controlled start/stop, seamlessly integrating into intelligent industrial processing systems.
General applications in industrial processing works:
Metal Processing Auxiliary Positioning: Adapted for laser cutting, CNC milling and turning, and sheet metal bending, used for pre-marking the contours and cutting paths of metal parts to aid in precise alignment.
Non-metallic Material Processing Calibration: In wood carving and cutting, acrylic cutting, and fabric cutting, marking processing boundaries and baselines to prevent processing deviations.
Automated Production Line Processing Guidance: Working with automated equipment (robotic arms, conveyor lines), providing straight-line baselines for component assembly and welding, surface coating positioning, and precision grinding, ensuring process consistency.
Mold Processing Assistance: In mold cavity processing and polishing, marking baseline surfaces and processing areas to assist workers in calibrating processing accuracy.
Category: alignment laser
Unique Experience of Long Wavelength 808nm Infrared Laser Diode Module

What is a good job to make ultra clear and precise dot indication for all night version fields? It is not workable at all to only rely on prior dot positioning work, but making an even better job to apply a long wavelength made device of a 808nm infrared laser diode module. It emits intense and invisible infrared laser beam directly from an import 808nm infrared laser diode. Basically it cannot be observed by human eyes directly, thus it is suitable for concealed positioning, security monitoring, and other scenarios where the light source does not need to be exposed. When 808nm infrared dot laser alignment gets proper use of night version device and external electric power source supply, after its integration into night version device or equipment, it assures good direction, noncontact and highly precise infrared reference dot projection in distance conveniently.
Basically 808nm infrared laser diode module applies an import 808nm infrared laser diode within 5mW to 1000mW output power as its beam emitting source. When it is in need to make long term lasted IR dot projection, it has just applies an inner metal heat sink cooling system inside a durable anodized aluminum alloy housing tube, which achieves superior nice heat dissipation and ultra stable infrared laser light and infrared reference dot projection as long as 10 hours per day. In addition, when infrared dot laser alignment gets superior electro-optical conversion efficiency to some visible light laser modules, it also maintains highly stable output power, meeting the high-intensity requirements of medical therapy and industrial ranging.
According to the adoption of a durable anodized aluminum alloy housing tube design for different output power range, this ultra compact size 808nm infrared laser diode module enables quite easy installation, and easy reaching of infrared reference dot projection onto any vertical or horizontal surface immediately. Infrared laser dot has a good focusing ability, which is allowing for flexible embedding into small devices (such as endoscopes and rangefinders). According to correct selection of both output power and operating voltage DC power supply, 808nm infrared dot laser alignment always enables long term lasted infrared dot projection, less affected by visible light and ambient light interference, maintaining stable positioning and detection accuracy even in strong light environments.
Applications:
Medical Field: 808nm infrared laser diode module is used as a IR light source for laser therapy (such as pain relief and soft tissue repair), laser hair removal equipment, and as an auxiliary positioning light source for medical endoscopes.
Industrial Field: Used as the emitting light source for infrared laser rangefinders and LiDAR, and also for positioning, alignment, and detection in industrial automation.
Scientific Research and Security: 808nm infrared alignment laser is used for fluorescence excitation experiments, supplementary lighting for infrared night vision equipment, and concealed laser triggering and boundary protection systems in security monitoring.
Consumer Electronics: Integrated into infrared remote control devices and motion-sensing interactive devices, providing a stable infrared signal emission source.
Highly Straight 660nm Red Line Laser Module for Stone Cutting and Grinding

Different from any formally used manual or mechanical line drawing or printing work, not limited by long distance, high height and harsh working environments etc, it would always make an efficient job for factory workers and engineers to apply a highly intense and bright beam emitted tool of a 660nm red line laser module. Featured by highly bright, straight and fine red reference line projection at different work distances, it always makes a good job for efficient stone cutting and grinding works conveniently. Cooperated with an external electric power source supply and basic thermal emitting design inside a different dimension metal housing tube, this durable structure made red laser line generator enables easy reaching, good direction, and highly precise red reference line projection onto various working surfaces conveniently.
Basically 660nm red line laser module is projecting clearly visible red laser light on gray or dark stone surfaces and in brightly light workshops, penetrating dust and water mist. Unless the use of any prior manual line drawing or printing work, after its easy connects with an AC/DC adapter, the baseline is uninterrupted throughout, eliminating the need for repeated calibration. When it applies an import laser diode and a qualified glass coated lens within 10 to 110 degree fan angles, it is not only workable for highly clear red line projection at different work distances, but also making good job for multiple garment cloth processing works with millimeter level accuracy, suitable for high precision stone processing.
Cooperated with a durable anodized aluminum alloy housing tube with 16mm, 18.9mm and 26mm diameter for different output power range, this 660nm red line laser module always leaves larger space for tube heat dissipation. It bears wide range operating temperature, dust, and water, resistant to stone dust and coolant corrosion. The built-in shock-resistant structure resists high-frequency vibrations from cutting/grinding equipment, ensuring continuous operation without offset. Whenever red laser line generator makes correct use of output power and optic lens fan angle, supported by proper operating voltage DC power supply, it brings users long term lasted and high stability red line indication onto any vertical or horizontal surface constantly.
Applications in stone cutting and grinding works:
Cutting Positioning: 660nm red line laser module projects a linear reference line on bridge cutters, gantry saws, and diamond saws, which is suitable for straight cutting, chamfering, and grooving of stone, unaffected by coolant erosion, ensuring precise cutting boundaries.
Edge Grinding/Chamfering Reference: Uses a linear line to mark the grinding trajectory on edge grinding machines and chamfering machines, ensuring straight edges and consistent angles.
Joint Alignment: Projects horizontal/vertical lines during large stone slab splicing and countertop assembly, calibrating joint alignment and overall flatness to avoid misalignment and uneven gaps.
Grinding and Leveling: 660nm red alignment laser projects a reference line on wet/dry grinders, monitoring grinding thickness in real time to prevent over-grinding or under-grinding, ensuring uniform flatness and thickness of the stone surface.
Hole Positioning: When drilling/opening holes in stone, a straight line is used to mark the center and edge of the hole, assisting in precise drill bit placement and preventing hole offset and diameter deviation.
Suitable 635nm Red Line Laser Module Applied for Mechanical Processing

Whenever highly precise and clear line indication is processing at a longer distance than hand reaching, not easy to reach with prior line drawing or printing, it would be a better solution to apply a highly bright and pure light emitted tool, such as a 635nm red line laser module. It gets constant power source supply and basic use of thermal emitting inside a durable housing tube, thus it gets superior nice heat dissipation and ultra long term lasted red laser light and red reference line projection in continuous use. Cooperated with a qualified optic lens with wide fan angles and proper adjustment of laser beam focus, red laser line generator ensures good direction, high precision and highly bright red line indication onto multiple working surfaces conveniently.
Generally line indication work might be used in multiple working environments, thus 635nm red line laser module would be processing stably as expected. It applies a durable aircraft used anodized aluminum alloy housing tube, it can bear wide range operating temperature and other mechanical moving or calibration as well. In addition, machining workshops often have high levels of dust and coolant mist. It is recommended to choose a laser line generator with a power output power of 5mW to 20mW. Too low a power output may be obscured by dust, while too high a power output may cause glare or reflections on the metal surface. Adjustments should be made based on the cleanliness of the machining environment. In dusty environments, the 10–20mW range red laser should be prioritized. Whenever line indication is processing for both long distance and high lighting, it should be selected with high power up to 150mW to 500mW so as to get ideal aligning accuracy as expected.
According to the special use of a qualified glass coated lens within 10 to 110 degree fan angles, together with adjustable focus optic lens design, 635nm red line laser module enables immediate red laser light concentration, and efficient conversion of increasing brightness and fineness red line projection at a greater distance easily. Usually high precision processes such as cutting and bending is in need of, it gets small line width of less than 0.5mm at a working distance of 500mm and a straightness error of 0.1mm/m. It is a necessity for factory workers and engineers to select correct output power and optic lens fan angle, thus it can make precise line indication for laser cutting, saw mill, wood or metal processing, textile processing industry etc.
Whatever output power it is selected, 635nm red line laser module applies a special design of APC, ACC intelligent feedback driving circuit board, it enables constant red laser light emission, and highly reliable red line indication together with other industrial machine or device. It gets no effect by increasing temperature in continuous work, but achieves long serving lifetime of more than 8,000 hours. In practical precise line positioning work fields, laser line generator gets perfect protection from cutting fluid and metal dust corrosion. It also gets vibration resistance so as to adapt to the high-frequency vibration conditions of lathes and milling machines. Being made with ultra compact size tube design, this alignment laser can be easily installed or integrated into any machine or device, achieving long term lasted and high stability line generation for all application fields.
Precise Positioning 650m Red Line Laser Module For Wood Processing Works

What is an easy job to make precise and clear line indication onto different working surfaces? It is not easy to rely on prior line drawing or printing work, but substituted by advanced laser diode tech applied tool of a 650nm red line laser module. It applies an import 650nm red laser diode and a qualified glass coated lens inside a durable metal housing tube, and an external electric power source with different operating voltage. Being made with electric wires extension for both of laser line generator and DC power supply, not limited by long distance, high height and complex working environments etc, this accessory part enables excellent quality and good direction red reference line projection onto multiple working surfaces conveniently.
Basically 650nm red line laser module applies an import 650nm red laser diode within 5mW to 100mW and high power up to 150mW to 500mW as its beam emitting source. It emits formal brightness red laser light directly from an inner laser diode, cooperated with a metal heat sink cooling system design inside a durable anodized aluminum alloy housing tube, only if there is sufficient space leaving for tube heat dissipation, it can make highly stable and reliable red reference line projection within 10 hours per day day, unaffected by increasing temperature and serious electric current impact as well. In practical wood processing works, this laser line generator is especially applicable for different types of wood boards.
Being made with a qualified glass coated lens within 10 to 110 degree fan angles, cooperated with a glass window and adjustable focus optic lens in front of laser beam aperture, 650nm red line laser module is performing well with high linear quality and highly straight green reference line projection within 0.5 meter to 6 meters length in distance. It maintains excellent straightness of 650nm red laser light. After its proper adjustment of both laser beam focus and laser line projecting direction, this red laser line generator gets ultra fine red line thickness of less than 0.3mm at 5 meters distance, positioning accuracy of ±0.1mm, eliminating manual marking errors and improving processing precision. Within wide range operating temperature of -20℃ to 60℃, red laser line alignment is also resistant to wood dust and minor sawdust contamination, no light drift during continuous operation.
When 650nm red line laser module gets correct selection of both of output power and optic lens fan angle, it replaces manual marking and scribing, eliminating the need for repeated alignment, increasing processing efficiency, easily identifiable by the naked eye, and quick to learn.
Being made with ultra compact size and durable anodized aluminum alloy housing tube design, together with a laser alignment mounting bracket, this Gaussian beam 650nm red line laser module enables quite easy installation, quick response and good direction red line indication onto any vertical or horizontal surface. This alignment laser is compatible with various wood processing equipment such as table saws, panel saws, and engraving machines, with low upgrade costs.
Major use in wood processing works:
Wood Cutting Positioning: Straight-line cutting reference lines for solid wood boards, MDF, and plywood, guiding the sawing path.
Board Splicing Alignment: Straight-line calibration of seams during furniture frame and wood flooring splicing, ensuring flatness.
Carving/Grooving Reference: Straight-line reference for wood surface relief carving and long strip grooving, ensuring the regularity of patterns/grooves.
Edge Banding/Veneer Positioning: Straight-line edge guidance for wood board edge banding and veneer processes, preventing misalignment and warping.
Drilling Layout Marking: Straight-line alignment reference for multi-point drilling on furniture boards, ensuring consistent hole spacing.
General Applications of 650nm Red Dot Laser Module in Industrial Marking

Whenever advanced 650nm red laser diode and a qualified glass coated lens are applied for the creation of a 650nm red dot laser module, it is able to work with high energy density red laser light emission at several miles far away, and converts into ultra clear and precise red dot projection at various work distances conveniently. It gets constant electric power source supply and basic use of thermal emitting system design inside a different dimension tube. Based on its correct use of output power and proper installation or integration with industrial making machine or equipment, it is often used as an auxiliary positioning component in industrial marking. This compact size tube made red dot laser alignment is compatible with various marking equipment, and its performance characteristics are well-suited to industrial conditions. Its advantages are also reflected in cost reduction and efficiency improvement.
Usually 650nm red dot laser module is cooperated with an import 650nm red laser diode and a qualified glass coated lens inside a durable anodized aluminum alloy housing tube, which also gets wide range output power of 5mW to 100mW and high power up to 150mW to 500mW. In order to make long term lasted red laser light source emission stably, it is equipped with a metal heat sink cooling system, which assures superior nice heat dissipation and increasing stability red dot projection as long as 10 hours per day. The 650nm wavelength red light offers high naked-eye visibility, clearly displaying markings on various materials and is unaffected by typical workshop lighting.
Besides the operation of high transmittance and highly powerful red laser light emission at several miles far away, 650nm red dot laser module gets special part of adjustable focus optic lens. When highly powerful and intense red laser light is concentrated, it can be converted into ultra compact size and high precision red dot projection. It gets controllable dot alignment accuracy of 0.3mm at close range, ensuring high positioning accuracy with an error of less than 0.1mm. This red laser diode module utilizes an intelligent constant-power drive circuit, filtering current surges, and ensuring no spot drift during continuous operation. The durable aviation-grade aluminum tube with insulation treatment is providing shock resistance and anti-static properties, with an operating temperature range of -10℃ to 55℃, capable of handling dusty and slightly humid workshop conditions.
After quite easy integration into various marking equipment, without complex debugging required, red laser light of red dot laser module is emitted immediately after power-on, reducing pre-marking debugging time and improving batch marking efficiency greatly. Within the lowest power consumption and low subsequent maintenance cost, it enables strong adaptability, is compatible with most laser marking equipment, allowing for customization of spot size and shape to suit different marking scenarios.
General use in industrial marking applications:
650nm red dot laser module is compatible with various laser marking machines such as semiconductor, fiber, and CO2 lasers. It can be used for benchmark positioning before marking, suitable for scenarios such as number marking on metal parts, pattern marking on acrylic products, and positioning the starting point of embroidery on clothing fabrics. It can accurately mark the marking point and can also work synchronously with the Z-axis of the marking machine, avoiding material waste during trial cutting. This red alignment laser also assists workers in quickly completing the alignment and debugging of multi-station batch marking.
Convenient Use of 650nm Red Laser Line Generator In Laser Cutting Work

Under operation of constant technical innovation of 650nm red laser diode tech and qualified glass coated lens within wide fan angles, not comparable with a simple red laser pointer, it is created into a bit more complex laser line measuring device of a 650nm red laser line generator. It always projects highly bright and intense red laser light at several miles far away, and converts into ultra fine and straight red reference line as laser cutting guidance. This red line laser module projects a highly collimated red laser line to precisely mark the cutting path. This serves as a visual guide for the cutting head and is compatible with pre-positioning and real-time tracking for various laser cutting machines.
When 650nm red laser line generator gets constant electric power source from an AC/DC adapter, it enables long term lasted red reference line projection from beam aperture immediately. It provides visual precision guidance. The red laser light is clearly visible to the naked eyes, allowing for intuitive calibration of the cutting path and alignment of material edges before cutting, avoiding positioning errors and reducing trial cut losses. Besides its basic use of a metal heat sink cooling system, there is also special part of APC, ACC driving circuit board inside a durable anodized aluminum alloy housing tube. This red line laser module enables constant red laser beam and red reference line projection, and long serving lifetime of more than 8,000 hours in proper use.
Generally 650nm red laser line generator applies a qualified glass coated lens and glass window in front of beam aperture, selected with 10 to 110 degree fan angles, it projects high linear quality and highly straight red line within 0.5 meter to 6 meters length in use. Cooperated with its adjustable red reference line thickness within 0.1 to 0.5mm per meter, it enables high straightness and high linear quality red reference line projection, and adapted to multiple cutting needs of metal and non-metal materials and workpieces of varying thicknesses. According to quite easy integration with cutting machine or device, this red line laser module gets no need of complex commissioning. It integrates well with the cutting system without compromising cutting efficiency, but providing factory workers and engineers the lowest production cost operation.
Major use in cutting works:
Cutting Path Pre-positioning: 650nm red laser line generator projects a laser line onto the surface of workpieces such as plates, pipes, and fabrics, accurately marking the cutting contour (e.g., for special-shaped parts and multi-station cutting paths), assisting operators in quickly aligning and loading materials.
Real-Time Cutting Head Tracking: Utilizing a sensor, the laser line moves synchronously with the cutting head, providing real-time cutting position indicators, making it easy to monitor cutting progress and adjust deviations (e.g., when cutting curved/irregular workpieces).
Batch Alignment of Multiple Workpieces: When cutting workpieces of the same specification in batches, the red alignment laser line serves as a unified reference to quickly locate the cutting starting point for multiple workpieces, improving batch production efficiency.
Special Cutting Guidance: Clearly marks the cutting path when cutting opaque materials (metal sheets), translucent materials (acrylic), or flexible materials (leather, film), preventing cutting errors caused by material shifting.
Industrial and Civil Used Gaussian Beam 635nm Red Cross Line Laser Module

Unless the use of any prior cross line drawing or printing work, in order to make sure of ultra clear, fine and precise cross line indication at various work distances, it would be an efficient job for engineers or professionals to operate a high purity light emitted tool of a 635nm red cross line laser module. Usually it applies advanced 635nm red laser diode tech and a qualified glass coated lens inside a highly durable anodized aluminum alloy housing tube. Cooperated with constant electric power source supply and proper integration with any other industrial machine or devices, this ultra compact structure made 635nm red cross laser alignment brings users ultra clear and fine two perpendicular red lines generation for all industrial and civilian application fields.
Generally 635nm red cross line laser module applies an import 635nm red laser diode within 5mW to 100mW and high power up to 150mW to 500mW as its beam emitting source. It is required to make long distance and long time lasted red line projection in distance. It gets basic use of a metal heat sink cooling system inside a durable anodized aluminum alloy housing tube. Commonly red line laser module gets adoption of a 16mm, 18mm or 26mm diameter diameter tube design, which gets larger space leaving for tube cooling down, and ultra stable red vertical and horizontal lines generation as long as 8 to 10 hours per day. Available with a wavelength of 635nm, it emits ultra bright and visible red laser light emission. It can be clearly seen at a distance of more than 25 meters and other ambient lighting occasions as well.
Owing to quite low laser beam divergence of less than 1mrad and special tem00 laser beam mode, this glass coated lens made 635nm red cross line laser module always enables ultra fine and straight two perpendicular red lines generation at long extending distances. It keeps work with only 0.3mm fineness at 10cm, and 1mm to 2mm fineness at 2 meters distance. After its easy installation or integration with industrial device or device, and proper adjustment of both of cross line thickness and cross line projecting direction, this 635nm red cross laser alignment tool brings users noncontact, no mistake and no decay light cross line alignment in continuous use.
After its easy installation onto industrial device or equipment, being made with built-in APC, ACC driving circuit board design, 635nm red cross line laser module enables constant red laser beam and two perpendicular red lines generation in continuous use. It provides static, surge, and reverse polarity protection. The service life is expected to reach 8,000 to 10,000 hours.
Applications:
Industrial Manufacturing: In automotive production, it can be used for precise robot assembly of parts such as doors, as well as for precise positioning of electronic component chips on circuit boards. In metalworking, it can be used for quality inspection and marking tasks such as steel plate cutting inspection and burr detection on plastic parts. It can also be used for machine tool leveling, conveyor belt deflection correction, and other equipment calibration.
Apparel Industry: 635nm red cross line laser module can be used for auxiliary marking of cloth cutting machines, laser marking of garment hems, and positioning of sewing machines, helping to improve cutting and sewing accuracy and efficiency.
Building and renovation: Commonly used in laser rangefinders, self-leveling laser tools, and alignment laser measuring instruments, it projects a clear red crosshair to solve problems such as straightness, flatness, parallelism, verticality, and levelness.
Medical: Highly precise red vertical and horizontal lines can be used for positioning medical equipment, such as assisting in locating the surgical area during surgery, reducing the risk of error.
Research and teaching: 635nm red laser can be used for experiments and demonstrations related to laser alignment and positioning in scientific research institutes and teaching experiments.
Multiple Industrial Dot Positioning Works with 635nm Red Laser Diode Module

In those of industrial dot positioning work fields, on consideration of high level of accuracy and highly bright dot indication onto different working surfaces, it makes an efficient job to make good use of a high purity light emitted tool of a 635nm red laser diode module. Employed by an import 635nm red laser diode and a qualified glass coated lens inside a durable metal housing tube, connected with an external electric power source and basic use of thermal emitting system design, 635nm red dot laser enables high energy density red light emission at long extending distance, and converts into increasing accuracy and bright red reference dot projection onto multiple working surfaces.
In various industrial dot positioning works, 635nm red laser diode module is projecting a highly visible red dot as an optical reference point to quickly align workpieces, tools, or assembly lines, achieving non-contact, precise positioning. It adopts an AC/DC adapter as its electric power source, not spending extra time on alkaline battery power source, it just makes constant red laser beam and red reference dot projection continuously. Usually red laser dot projection is intuitively visible, eliminating the need for operators to repeatedly measure with tools like rulers and calipers. Alignment can be determined in seconds, significantly reducing process setup time.
When 635nm red laser diode module keeps work with high transmittance and high energy density red laser beam emission directly from an import 635nm red laser diode within 5mW to 500mW, equipped with a qualified glass coated lens in front of beam aperture, it always makes highly clear and precise red reference dot projection at various work distances and multiple lighting occasions. When it gets quite low laser beam divergence of less than 1mard and special TEM00 laser beam mode, whatever working surface it is pointing, this 635nm red dot laser alignment generates ultra compact size and highly bright red reference dot projection.
Equipped with intelligent feedback controlled APC, ACC driving circuit board design, no matter long time time and whatever output power it is selected, 635nm red laser diode module keeps work with minimal red laser beam spot drift of less than 0.1mm per meter, and is unaffected by environmental factors such as mechanical vibration and oil contamination. Positioning errors can be controlled within 0.1-0.5mm. It operates stably in a wide industrial temperature range of -20°C to 60°C. Its red light has superior penetration to other visible light sources, ensuring the red dot remains clear even in normal workshop lighting or lightly dusty environments.
General applications in industrial dot positioning fields:
Machining Positioning: For example, on milling machines and lathes, the red alignment laser dot marks the center point of the cut/drill hole to be cut, helping the tool quickly align with the workpiece reference point to avoid misaligned cuts.
Production Line Material Alignment: In food and pharmaceutical packaging lines, the red dot locates the sealing line and label placement of packaging boxes, ensuring consistent packaging positioning for each batch.
Automated Equipment Calibration: Before an industrial robotic arm grasps a workpiece, the red laser diode module can mark the grip center point, assisting the robotic arm in precise positioning. Alternatively, the red dot can be used to correct conveyor belt deviation, serving as a reference line to determine if the material has shifted.
Welding Positioning: When welding steel structures and automotive parts, the red laser dot marks the weld starting point and path reference, preventing workpiece scrap caused by deviation.
How Can 635nm Red Cross Line Laser Module Be Used in The Machining Industry

In any type of high precision and high brightness cross line projection at a longer distance than formal hand reaching, not able to rely on prior cross line drawing or printing work, a lot of engineers and professionals would prefer to operate a high energy density beam emitted tool of a 635nm red cross line laser module. The projected red cross line laser source gets the featured advantages of high direction and good monochromatic, capable of focusing to a very small spot. This allows for micron-level precision positioning, meeting the high-precision requirements of machining. Based on its correct use of output power and optic lens fan angle, and proper integration with industrial device or equipment, this ultra compact structure made red cross laser alignment enables low production cost, easy reaching and highly precise cross line generation onto multiple working surfaces conveniently.
Comparing with 650nm red laser, the usual use of a 635nm red cross line laser module gets much shorter wavelength, which enables at least 3 times brighter red laser light emission. Further more, owing to its low laser beam divergence of less than 1mrad and special TEM00 laser beam mode, it gets ultra fine and bright two perpendicular red lines generation at various work distances and multiple ambient lighting occasions as well. In practical cross line measuring works, based on the use of a metal heat sink cooling system inside a highly durable anodized aluminum alloy housing tube, this Pro red cross laser alignment gets good heat dissipation. It can maintain stable output power and minimal wavelength drift over long periods of operation, resulting in a lifespan of over 12,000 hours.
When cross line alignment is processing at a longer distance than formal hand reaching, this purity light emitted 635nm red cross line laser module just shows its superiority. It applies a qualified glass coated lens with 10, 15 and 110 degree fan angles and adjustable focus optic lens inside its durable metal housing tube. When it projects highly fine and bright two perpendicular red lines within 0.5 meter to 6 meters length, it is not only used for natural lighting occasion, but also making satisfied cross line measurement within 25 meters and high lighting working environments as well. Red cross lines can be easily observed by human eyes in brightly lit production environments, facilitating quick and accurate positioning.
Being made with durable anodized aluminum alloy housing tube design, this 635nm red cross line laser module gets special shock resistance performance, which operates stably even on heavy machinery and withstands the complex vibration environment of machining workshops. It is suitable for a wide range of applications, including woodworking machinery, sheet metal shearing and pressing machines, tire building machines, and shoemaking machines. It can also process a wide range of materials, including metals, plastics, and ceramics, offering exceptional processing flexibility for cutting, welding, and marking.
Applications in the machining industry:
Machine tool setting assistance: This 635nm red cross line laser module can be installed on lathes, milling machines, and other machine tools to project cross lines onto the workpiece, helping operators quickly and accurately determine the relative position of the tool and workpiece, reducing tool setting time and improving machining accuracy.
Part assembly positioning: In scenarios such as automotive production lines, red alignment laser acts as the “eyes” of the robotic arm, projecting red cross lines to enable robots to precisely install parts like car doors, with an error controllable within 0.5mm.
Equipment calibration: Crosshairs projected on CNC machine tools can be used to calibrate the X/Y axes for absolute parallelism. On conveyor belts, crosshairs can be used to indicate belt deviation, facilitating quick adjustments.
Quality Inspection Marking: After cutting steel plates, a crosshair projection can be used to quickly verify the verticality of the cut edges. For plastic parts, a red line can be used to mark the product edge, making it easier to detect defects such as burrs through a magnifying glass.
