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.

Based on constant technical innovation of 515nm green laser diode tech, not simply made into a green laser pointer, it is manufactured into a more practically used device of a 515nm green laser diode module. It is working well with high energy density and highly powerful forest green laser light source emission at several miles far away. Usually it applies a qualified optic lens and constant electric power source supply, only if this accessory part of a 515nm green dot laser makes proper installation and integration with those of machine or device, it enables quite easy reaching, long time lasting and highly precise green dot alignment onto multiple working surfaces conveniently.

The genuine dot measuring work with a 515nm green laser diode module is required to make long time lasting dot measurement, however, it is a major part to maintain its stable and reliable dot indication in real use. It has just applied an import 515nm green laser diode as its beam emitting source, which gets wide range output power of 50mW to 100mW and high power range of 150mW to 500mW. In addition, after the use of a a metal heat sink cooling system, this green dot laser gets even better thermal emitting than formally used air or water cooling system, and achieves even more stable dot alignment within 8 to 10 hours per day.

Only after proper integration and installation onto those of industrial machine or device, this 515nm green laser diode module is working well as an accessory part, which enables easy and quick reaching of green reference dot projection. It applies a qualified glass coated lens and a glass window in front of laser beam aperture, which keeps work with high transmittance and highly powerful forest green laser beam emission. Cooperated with adjustable focus optic lens, when green alignment laser gets immediate laser light concentration, it also converts into increasing brightness and accuracy green dot projection for both of higher lighting and longer distance working occasions.

What is the major use of 515nm green laser diode module in industrial processing fields?

Cutting assistance. During the cutting process of metal or non metal materials, green laser dot can be used as an dot indicator of the cutting path. Its high-precision dot positioning can help operators control the cutting direction accurately, ensure that the cutting line is straight and accurate, and reduce material waste.

Welding positioning: During welding, the green dot laser module can be used to locate the welding position accurately. By projecting the green reference dot onto the part to be welded, the operator can align the welding head with the target quickly and accurately, improve the accuracy and quality of welding. It is especially suitable for welding of small parts with high precision requirements.

Surface treatment

Marking and marking: Based on the high energy density of the laser, the 515nm green dot laser module can mark and mark the surface of the material. By precisely controlling the energy and action time of the laser, a clear and permanent mark can be formed on the surface of metal, plastic and other materials for product identification, traceability code, pattern, etc. It gets featured advantages of fast marking speed, high precision, and not easy to wear.

Micromachining: For some applications that require microstructure processing on the surface of materials, such as microlens arrays, microchannels, etc., the green laser diode module can achieve high-precision micromachining by focusing the laser beam to a tiny area. Its small spot size and precise energy control can meet the strict requirements of micromachining for accuracy and resolution.

3D printing

Positioning and calibration: During the 3D printing process, the green dot laser can be used for positioning and calibration of the printing platform. By projecting the green laser dot onto the printing platform, the system can accurately adjust the height and position of the print head according to the position of the laser dot to ensure the accuracy and precision of the printed model.

Curing guidance: For some 3D printing processes using photocuring technology, the green alignment laser can be used as part of the curing light source to guide the curing process of the resin material. By accurately controlling the irradiation position and time of the laser, precise control of the curing area can be achieved, thereby improving the quality and performance of the printed model.

Cooperated with advanced 445nm blue laser diode tech and a qualified separate crystal lens, laser tech engineers have just developed a quite professional line measuring tool of a 445nm blue line laser module. Unlike the use of any prior line drawing or printing work, not spending extra time on manual labor force input, it always makes continuous blue laser beam and blue reference line projection from beam aperture. Cooperated with constant electric power source supply and proper installation or integration with those of industrial machine or device, this direct diode emission made laser line generator brings users quite nice line alignment experience for multiple machinery processing works conveniently.
For the most important of all, on consideration of ultra fine and straight line projection, this 445nm blue line laser module applies a qualified separate crystal lens within 10 to 93 degree fan angles. It is performing well with non Gaussian distribution blue laser beam at several miles far away. When it is pointing onto different working surfaces, it still keeps work with the same blue line brightness from its middle part towards both ends, and ultra precise and bright blue line indication for those of high lighting and long work distance working occasions. This laser line generator can achieve uniform light intensity distribution through optical design, avoiding the problems of excessive brightness in the center and attenuation at the edge of traditional Gaussian beam, and are suitable for scenes that require uniform lighting.
Being made with a high duration anodized aluminum alloy housing tube design, within wide range output power of 50mW to 100mW and high power up to 150mW to 500mW, the non Gaussian beam 445nm blue line laser module has high stability and is less effected by ambient temperature and vibration, which is suitable for long term continuous work at industrial level. Being made with quite short wavelength of 445nm, this laser line generator gets strong laser light visibility on the surface of most materials, especially white or light backgrounds, which is convenient for human eye observation and equipment recognition.
Owing to its unique wavelength close to the blue light range that human eye is sensitive to and unique beam shape of straight blue reference line, 445nm blue line laser is widely used in a lot of industrial processing and manufacturing fields as below: 
Laser marking and engraving. Highly bright and straight blue reference line is used for high-precision marking of materials such as metal, plastic, and glass (such as serial numbers and QR codes). Non-Gaussian beams can achieve specific spot shapes through optical shaping to improve marking efficiency and clarity.
Laser cutting and welding assistance: blue laser line is used as a visual guide line for the processing path, which helps operators align materials (such as leather cutting and PCB board processing) and improve processing accuracy.
Mechanical alignment and calibration: in automated production lines, blue alignment laser is used for linear alignment of equipment components (such as conveyor belt calibration and machine tool guide rail adjustment).

Among all visible optical spectrum, 685nm red laser diode module is in the visible light range, and the human eye is sensitive to red light, which is easy to observe and identify. Cooperated with an import red laser diode and a qualified optic lens inside a high duration metal housing tube, the wavelength of 685nm red laser has suitable penetration and absorption characteristics in different materials and biological tissues, and is suitable for a variety of application scenarios. When it projects highly clear and precise red reference dot, only after its correct use of output power and installation, this red dot laser is able to make ultra clear, precise and good directionality red dot indication for multiple raw material processing works constantly. 

Usually 685nm red laser diode module adopts durable anodized aluminum alloy housing tube, which is usually small in size, light in weight, compact in structure, and easy to install in various equipment and instruments. Based on the use of 16mm and 26mm diameter tube design, available with wide range output power of 5mW to 100mW, it leaves larger space for tube cooling down, and enables ultra long time lasting red reference dot projection within constant work time of 10 hours per day. It can be flexibly arranged according to different application requirements to adapt to environments with limited space.

After easy connects with an AC/DC adapter, this glass coated lens made red laser diode module generates a high brightness red reference dot, which has high visibility under different ambient light conditions, whether it is an industrial scene under strong light or a darker medical and scientific research environments, red laser dot can still be clearly presented. When red laser beam has a small divergence angle and good straight line propagation, this 685nm red laser can indicate the target position and the provide high precision red dot positioning, measurement and other applications.

Based on the special use of APC, ACC driving circuit board design, whatever output power it is selected within 5mW to 100mW, this 685nm red laser diode module gets less effect by environmental factors, which can maintain stable performance under different temperature and other harsh occasion as well. Owing to its ultra compact size tube design, it always enables quite easy integration with other systems, and ultra stable and clear red reference dot projection at a quite long work distance. Owing to its good heat dissipation and protection performance, it can work for a quite long time, and reduce the probability of failure. 

685nm red laser diode modules are widely used in a lot of work fields,and have many advantages and good development space. The following is a detailed information of applications in different fields as below:

Industrial field: Red laser dot is used for laser marking, marking clear and permanent patterns and texts on the surface of various materials. It can also be used for size measurement, positioning and alignment, and defect detection so as to provide high-precision measurement and detection for industrial production.

Medical field: 685nm red laser light source can be used for photodynamic therapy, rehabilitation therapy, medical imaging, and surgical navigation. For example, exciting photosensitizers to treat tumors, promote wound healing, and assist doctors in precise surgery.

Scientific research field: Being used as a stable light source in optical experiments, 685nm red laser diode module is used for optical path construction and adjustment, stimulating samples to produce fluorescence or Raman scattering in spectral analysis. It also plays an important role in quantum optics research and biomedical research, such as quantum state transmission, biomolecular imaging, etc.

Consumer electronics field: Red laser dot is commonly used in laser pens, used for teaching, conference presentations, etc.; can also be used in mobile phones, projectors and other devices as auxiliary focus or indication light sources to help quickly and accurately focus or provide operation instructions.

Usually a green dot laser module applies a middle wavelength of 532nm, which is in the green spectrum range that the human eyes is more sensitive to. It can produce highly bright and visible green laser dot in various working environments and has extremely high recognition. When it makes advanced use of a qualified optic lens and basic thermal emitting system inside its durable housing tube, even though line alignment work is processing at long work distance and high lighting occasion etc, this 532nm green laser module is able to make ultra clear and high recognition green dot indication for all raw material processing works conveniently. 
Being made with advanced 532nm green DPSS laser tech, this green dot laser module always gets wide range output power of 5mW to 100mW, and high power up to 150mW to 500mW. It has high brightness green laser light emission and can remain clearly visible light source at a long work distance, which can also meet the needs of long distance green reference dot indication and measurement expected. It is manufactured using high tech semiconductor technology and can maintain ultra stable output power and wavelength during long term use.
Usually 532nm green dot laser module gets gets featured advantages of relatively monochromatic, which can improve the accuracy and precision of the measurement. The beam divergence angle is small and the energy concentration is high, which can achieve micron-level or even nanometer-level positioning accuracy. When it applies a qualified glass coated lens and adjustable focus optic lens, after its projection of high transmittance and high density green laser light source emission, this 532nm green laser alignment tool also makes sure of quite compact size and ultra precise green dot indication at great distance and high lighting occasion as well.
Owing to its quite low laser beam divergence angle and special Tem00 laser beam mode, this 532nm green dot laser enables high energy concentration, thus it can easily achieve ultra precise and bright green reference dot projection at longer work distance and higher lighting occasions easily. Featured by ultra compact size and light weight design, it is easy to integrate into various devices, convenient to use and maintain. At the same, it can be customized and adjusted according to its own needs and business features.
According to real work distance and lighting occasion, compared with other types of laser devices, this 532nm green dot laser module has higher photoelectric conversion efficiency while achieving the same function, can effectively reduce energy consumption, and is in line with the concept of energy conservation and environmental protection. When it is operating with high power up to 50mW to 100mW for long distance and high lighting, after avoiding eye exposure to beam aperture and proper laser safety measures, it enables highly secured and free dot measurement for all working occasions conveniently.

Among all visible laser devices, violet light is at the edge of the visible spectrum, which is more unique than the common red, green and blue light. It can be easily distinguished from other colors in various environments. On the basis of an import semiconductor violet laser diode and qualified optic lens inside a high duration housing tube, it is created into a line measuring tool of a violet laser line generator. Even in complex light or strong background interference, the violet laser line can be clearly discernible. When it makes proper installation and proper use of output power and optic lens fan angle, it is able to make highly clear and fine violet line indication and measurement for multiple fields conveniently, and help operators make more accurate line positioning judgments. 
Unlike the use of other longer wavelength laser, this short wavelength of 405nm violet laser line generator emits quite sensitive color violet laser light to human eyes. It is neither too glaring to cause visual fatigue, nor can it be clearly perceived without attracting excessive attention. In applications where long-term observation of line markings is required, such as horizontal markings in construction, it can reduce damage to the human eye. In those of long term constant violet line alignment work, 405nm violet line laser is less effected by factors such as atmospheric scattering during propagation.  It can maintain good violet straight-line propagation, achieve high-precision positioning and measurement, and provide more accurate alignment marks in the photolithography process of electronic chip manufacturing.
Usually 405nm violet laser line generator adopts the advanced optical technology in type of a qualified glass coated lens within wide fan angles of 10 to 110 degree and high quality optical components. Only if it gets constant electric power source from an AC/DC adapter, it ensures the output violet laser line has good beam stability and high straightness. In the auxiliary positioning of cultural relics restoration, it can continuously provide accurate reference lines. On the basis of correct use of output power and optic lens fan angle, within quite long work distance of 25 meters, violet laser module is able to make ideal line aligning accuracy as expected.
Featured by unique absorption and reflection on certain materials, 445nm violet laser line generator can be used for processing or detection of specific materials. For example, in the cutting of glass product, violet laser line can be better absorbed by glass to achieve more accurate cutting. In addition, purple light emitted by violet laser module can excite some materials to produce fluorescence, and has unique advantages in cell imaging and fluorescence detection in the biomedical field. For example, in fluorescent immunoassay, violet straight lines can excite fluorescent markers to help detect biological molecules.
The whole line alignment work with a 405nm violet laser line generator only requires lower power to produce clearly visible and straight violet laser line. Compared with high power lasers, it is safer and more suitable for scenes with high safety requirement such as educational demonstrations and stage performances. The genuine violet line alignment will not produce harmful radiation, and is harmless to the human body and the environments, complies with environmental protection and safety standards, and can be widely used in various occasions. 

What is an easy job for users to make ultra clear and fine enough line indication? It might not be limited by long distance or high height, thus it makes a good job for users to operate a non Gaussian beam 650nm red line laser module. It applies an advanced 650nm red laser diode within 5mW to 100mW as its beam emitting source. In various industrial and high tech precise line positioning work fields, being made with qualified optic lens and basic cooling system inside a highly durable metal housing tube, this laser line generator achieves good thermal emitting, ultra clear and stable red line projection for various raw material processing works conveniently.
The genuine line alignment work with a 650nm red line laser module would be working for a quite long time. In those of long lasting and long time precise line positioning work fields, it applies an import 650nm red laser diode as its beam emitting source. After getting basic use of a metal heat sink cooling system inside a durable anodized aluminum alloy housing tube, it just gets good thermal emitting and thermal conductivity, and increasing laser beam stability of at least 40% in continuous use. When laser line generator gets proper use within constant work time of 8 to 10 hours per day, it still maintains ultra high laser beam stability and no decay light performance in continuous use.
When 650nm red line laser module applies a qualified separate crystal lens within 10 to 93 degree fan angles, even though it is used at quite long work distance, it still shows its superiority in continuous use. It gets up to 85% uniformity red reference line projection, either it is used for close or long distance, it keeps work with the same line brightness from middle part towards both ends. When laser line generator makes proper use by skilled users or professionals, within the maximum work distance of 25 meters and formal lighting occasion etc, it is able to make good job for laser cutting, saw mill, lumber machine, textile garment processing and high tech work etc. 
Together with APC, ACC driving circuit board, whatever output power it is selecting, this 650nm red line laser module enables constant red laser beam and red line projection from beam aperture. It gets reduced possibility of tube burning out or damage, and long serving lifetime of more than 8,000 hours. Whenever it gets high power up to 50mW to 100mW, besides its operation for long distance, this alignment laser should be used with proper wearing of laser safety goggles and avoiding eye exposure to beam aperture, thus it brings users easy and secured use for all application fields constantly.

What is an easy job to make clear and accurate enough dot projection at various work distances? Not easy to reach with a simple green laser pointer, in order to make long lasting and long distance dot positioning work, it would be a quite efficient job for users to operate a high density beam emitting tool of a 520nm green laser diode module. It always makes advanced use of an import 520nm green laser diode and a qualified optic lens inside a durable metal housing tube. In practical precise dot measuring work, only after its proper installation and correct use of output power, this direct diode emission made 520nm green dot laser brings users good direction, long lasting and high stability forest green dot projection onto all working surfaces constantly. 
When 520nm green laser diode module gets constant power source from a 5V, 9V 1000mA AC/DC adapter, owing to its acceptation of 100V to 240V operating voltage, it is always applied for various working environments. Being made with an import 520nm green laser diode within 5mW to 50mW, after basic use of a metal heat sink cooling system, it always gets good thermal emitting and increasing laser beam stability of at least 40%. In practical precise dot measuring work fields, this 520nm green dot laser still maintains ultra high stability and highly clear forest green dot projection within long lasting work time of 10 hours per day.
According to the advanced use of a qualified glass coated lens, without any effect by moisture, dust, rain, water of fog etc, this 520nm green laser diode module still makes sure of highly stable and reliable forest green dot projection in long lasting use. It should only be selected with correct output power on the basis of work distance and lighting occasion. When 520nm green dot laser makes proper installation onto those of industrial machine or device, within the longest work distance of 25 meters and multiple lighting occasions, it brings users quite satisfied dot measurement for laser marking machine, drilling system, military targeting, laser engraving, lab experiment and high tech work etc.
Within any limitation by long distance, high height and other hard reaching places etc, this accessory part of a 520nm green laser diode module enables quite easy installation, quick reaching and good direction forest green dot projection onto any raw material surface. It also allows freely adjusted laser beam focus and laser dot emitting direction, it brings users the best dot alignment experience for all labs, institutes and colleges etc. Whenever users are paying high attention to thermal energy hurt to eyes and wearing proper laser safety glasses, this green alignment laser still brings users easy and secured use for all working occasions.