infrared laser diode module – Infrared Dot, Line, Cross Line Laser Modules

How Can 980nm Infrared Dot Laser Alignment Work in Scientific Research?

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

Industrial Processing Use of 980nm Infrared Laser Diode Module

The 980nm infrared laser diode module is mainly used in industrial processing for high-precision positioning, collimation, marking pretreatment and micro-processing of specific materials. With its infrared band characteristics and stable performance, it plays an important role in the field of precision manufacturing. It applies an import 980nm semiconductor infrared laser diode and a qualified optic lens inside a durable metal housing tube, after easy connects with an external electric power source and proper installation or integration with night version device or equipment, this 980nm infrared dot laser assures high precision, high stability and good direction IR dot positioning results for multiple industrial processing works effectively.
In practical industrial processing works, 980nm infrared laser diode module is operating differently from any other visible laser device or manual dot projecting tool etc. It has good featured advantages of high concealment and no visual interference. This 980nm wavelength belongs to the near infrared band, which is invisible to the naked eyes and will not cause visual interference to operators. It is especially suitable for production lines that require manual auxiliary monitoring to avoid the influence of visible light on observation. Every time 980nm infrared dot laser alignment tool gets constant power source from 5V, 9V 1000mA DC power supply, it begins to work with high penetration IR laser light source to some of non metallic materials, such as plastics and composite materials, which can be used for internal defect detection or deep micro-processing of materials. At the same time, the energy concentration facilitates focusing into a tiny spot.
When 980nm infrared laser diode module applies APC, ACC driving circuit board design inside a durable anodized aluminum alloy housing tube, it bears various harsh working occasions, such as dust, moisture or water vapor etc. Being made with sealed packaging design, it can maintain stable infrared laser beam and infrared reference dot projection in dusty workshops with large temperature differences (some modules support -10~60℃). The extending serving lifetime of infrared dot laser can reach as long as more than 8,000 hours. It gets less output power fluctuation, low performance attenuation, and fulfills the needs of industrial continuous production.
Besides the adoption of a qualified glass coated lens and adjustable focus optic lens, this near wavelength 980nm infrared laser diode module also gets high high circularity of the spot, small divergence angle (divergence angle of some single-mode modules ≤ 1mrad), after collimation, the infrared laser beam can be kept parallel over a long distance (several meters to tens of meters), and the positioning accuracy can reach within 0.1mm. 980nm infrared dot laser alignment always maintains high electro-optical conversion efficiency and short start-up response time, can cooperate with automation equipment to achieve fast switch control, and adapt to the dynamic positioning requirements of high-speed production lines. Owing to its ultra compact structure design, it enables easy carrying, convenient and direct integration with robotic arms, conveyor belts, processing machine tools and other equipment without complex external debugging.
Specific applications in industrial processing
Precision positioning and calibration: In mechanical assembly and automated production lines, 980nm infrared laser diode module is operated as a high-precision reference light source, which provides non-contact positioning reference for the alignment of mechanical parts, guide rail calibration, equipment installation, and ensures that the assembly accuracy of parts reaches the micron level.
Laser welding/cutting assistance: In the micro-welding or fine cutting of thin sheet metal and electronic components, 980nm infrared alignment laser assists in positioning welds or cutting paths, and cooperates with high-power laser equipment to improve processing accuracy, especially suitable for the processing of tiny parts (such as electronic chip pins and precision gears).
Material micro-processing pretreatment: infrared laser light source is applied for surface modification or local heating pretreatment of ceramics, glass, polymer materials, etc., to provide precise energy focusing areas for subsequent processing (such as engraving and etching) and reduce processing errors.

High Photoelectric Conversion Efficiency 808nm Infrared Laser Diode Module

Under operation with a long wavelength of 808nm, being made with an import IR laser diode and a qualified glass coated lens inside a durable anodized aluminum alloy housing tube, it is manufactured into a professional night version used device of a 808nm infrared laser diode module. It generates invisible and intense infrared laser beam directly from an import 808nm infrared laser diode, and configured with inner thermal emitting system and constant electric power source supply. Being made with different dimension tube, after its proper installation or integration with night version device or equipment, this accessory part of a 808nm infrared dot laser enables easy reaching, high photoelectric conversion efficiency and high precision infrared reference dot indication onto multiple working occasions conveniently.

The usual use of a 808nm infrared laser diode module would be working for a quite long time with those of night version device or equipment. Comparing with visible laser devices among all spectrum, 808nm wavelength can convert more electrical energy into light energy, reduce the heat load of the whole machine, save energy and improve equipment performance. This special wavelength enables invisible laser beam emission with narrow spectrum width, and the wavelength temperature drift is small, and it can maintain a stable wavelength output power under different temperature environments so as to ensure the stability and accuracy of the equipment.
Basically 808nm infrared laser diode module has high radiation intensity and has passed lead-free certification, etc. It has strong anti-static ability and long service life, and can work stably in a variety of environments.The inner part of a metal heat sink cooling system and APC, ACC driving circuit board are cooperating well, which enables constant infrared laser beam emission and long time lasting infrared reference dot projection. It gets no effect by overheating and over current impact, and achieves long serving lifetime of more than 8,000 hours. When 808nm infrared dot laser gets low laser beam divergence, the infrared laser beam is concentrated immediately, and the light energy can be concentrated in a specific direction and area so as to achieve long distance IR dot indication and precise aiming easily.
Every time 808nm infrared laser diode module gets constant electric power source supply, it can make continuous IR laser beam emission, which is invisible to the human eye. In the fields of security monitoring, special applications etc, it can work without being noticed, improving the safety and effectiveness of the application. In practical night version precise dot measuring work, it bears wide range operating temperature, and can work in an environment of -20℃ to 60℃. The storage temperature range is -40℃ to 85℃, which can adapt to different working environment conditions. Due to its various advantages, this 808nm infrared alignment laser can be applied to multiple fields, such as medical, security, and industry, meeting the needs of different industries, and has high versatility and practicality. Whenever users are aware of potential thermal energy hurt from IR laser light radiation and reflection, after proper wearing of infrared laser safety goggles, it just assured easy, secured and no danger measurement for all night version fields conveniently.

Special Use of 820nm Infrared Laser Diode Module

The advanced use of a 820nm wavelength infrared laser diode is in the near infrared band and has the general characteristics of small IR laser light scattering and high transmittance infrared laser light source generation in the atmosphere. In practical precise dot indication and measuring works, high energy density infrared laser light source can be transmitted over a long distance, and has a certain penetration ability of some non-metallic materials. Owing to its invisible IR laser beam emission, it should only be integrating with night version device or equipment, thus it makes high precision measurement and indication for all night version illumination fields conveniently.

The real use of a 820nm infrared laser diode module is an invisible light laser device, which cannot be detected by the human eye directly. In fields such as security monitoring and military reconnaissance that require covert actions, IR laser light is not easy to be discovered by the target object, which can effectively protect the confidentiality of the action. The real use of this 820nm near infrared laser has high directivity and stability, and a small beam divergence angle. No matter it is pointing at close or long distance, it can achieve high precision focusing and dot positioning results, and good laser beam quality in real use.

In process of high precision IR beam and IR dot measuring work fields, 820nm infrared laser diode module applies a qualified glass coated lens and adjustable focus lens in front of beam aperture. It is able to penetrate biological tissues of a certain depth and cause relatively little damage to the tissues. As a result, on the basis of high penetration and high transmittance infrared laser light generation at long extending distances, in the medical field, this 820nm IR dot laser can be used in some scenes that require irradiation treatment or imaging of deep tissues, such as near-infrared phototherapy and biological tissue imaging.

In practical precise IR dot measuring work fields, comparing with those of high power and short wavelength laser devices, 820nm infrared laser diode module is relatively less harmful to the human eye. Under normal use, infrared laser light is not easy to cause permanent damage to the human eyes. However, whatever output power it is selected, users should only obey basic laser safety regulation so as to avoid eye exposure to eyes into the laser beam.

Applications:

Laser medical field: 820nm infrared laser is used for near infrared phototherapy, which is helpful for anti-inflammatory and analgesic effects on diseases such as arthritis and promotes tissue repair. When it is used for biological tissue imaging, it help doctors observe the internal tissues of the human body and assist in the diagnosis of diseases.

Security monitoring: At night or in low light environments, 820nm infrared laser light provides auxiliary lighting for surveillance cameras, allowing the camera to capture clear images without being easily detected, thereby improving the concealment and effectiveness of monitoring.

Military field: 820nm infrared laser diode module can be mounted and integrated onto a variety of weapons for night aiming of light weapons, used for military reconnaissance, target indication and other tasks.
Industrial detection: 820nm near infrared laser can be used for non-destructive testing of materials. Through infrared laser irradiation, the internal structure and defects of the material are analyzed. It can also be used for object identification and positioning in industrial automation production, using its high-precision beam for precise measurement and positioning.

General Use of 780nm Infrared Laser Diode Module

The operation of a 780nm infrared laser diode module applies a long wavelength 780nm, which is in the near infrared region and cannot be directly seen by the human eyes. In practical night version precise dot measuring work fields, it is operating properly with night version device, and achieving concealed lighting or marking, and has obvious advantages in security monitoring, night version and other scenes that required concealed work. Cooperating with night version device of CCD camera, black and white camera or infrared laser camera, and connecting with AC/DC adapter, this infrared dot laser makes sure of ultra clear and precise infrared dot alignment in distance.

Although 780nm infrared laser diode module projects invisible infrared laser beam, however, it gets even better laser light source penetration. It can penetrate scattering media such as smoke and dust, and has good laser light transmission performance in quite harsh working environments. When it gets advanced use of a semiconductor infrared laser diode within 5mW to 100mW, after proper connects with 5V, 9V 1000mA AC/DC adapter, this infrared dot laser can be used in environmental monitoring, security monitoring and other fields etc.
Besides its operation with high density and highly powerful infrared laser light source emission, this 780nm infrared laser diode module applies an excellent quality glass coated lens. It keeps work with good collimation and good focusing result, even though it is pointing at quite long work distance, it still gets highly concentrated infrared laser light source, and a small size and highly precise infrared reference dot projection at various work distances. In practical precise infrared dot alignment work, infrared dot laser gets good biocompatibility. The penetration depth of biological tissue is moderate, and the light damage is small. In applications such as biomedical imaging and detection, it can reduce damage to biological samples while obtaining biological information.
Inside the durable anodized aluminum alloy housing tube, 780nm infrared laser diode module applies APC, ACC driving circuit board design. It enables the stable operation of the laser diode, provides stable electric current and power output, and ensures the luminous intensity and stability of the module. In process of long time and long distance lasting infrared dot alignment work, 780nm infrared dot laser gets good heat dissipation performance and mechanical strength. It gets perfect protection of its internal optical and circuit components, and adapt to different environments.
Applications:
Biomedical field: In near-infrared imaging, 780nm infrared laser light source can be used as a light source to illuminate biological tissues, cooperate with imaging equipment to obtain internal information, and be used for disease diagnosis, biological research, etc.. It can also be used for optical biopsy to help doctors observe the physiological state of tissues.
Industrial detection field: 780nm infrared laser diode module can be used for surface defect detection of objects, and judge whether there are scratches, cracks, etc. on the surface by analyzing the reflected infrared light. It can also be used for internal structure detection of materials, and use its penetration to obtain information inside the material, and detect whether there are defects such as bubbles and stratification.
Security monitoring field: As an auxiliary light source for night vision monitoring, 780nm infrared laser cooperates with infrared cameras to provide clear monitoring images at night or in low light environments. It can also be used in infrared anti-theft alarm systems to trigger alarms when objects block infrared light.
Smart device field: In sweeping robots, it helps robots identify obstacles and build maps; in 3D face recognition of mobile devices such as mobile phones, it cooperates with infrared cameras to obtain facial depth information.

Constant Dot Indicating 808nm Infrared Laser Diode Module

What is a good solution for users to make clear and accurate enough dot indication? Especially on occasion of night version precise machinery processing work fields, none of visible laser devices or manual dot aligning tool can be comparable with a long wavelength made device of a 808nm infrared laser diode module, since human eyes cannot capture any thing at all. It emits invisible infrared laser beam and infrared reference dot from a long wavelength 808nm infrared laser diode. In practical night version precise dot measuring work fields, only after its proper use of night version device and external electric power source, it just makes sure of high intensity infrared laser light emission, and highly efficient conversion of clear and precise infrared reference dot projection for all night version illumination fields continuously.

Being made with an AC/DC adapter, the real use of a 808nm infrared laser diode module always leaves larger space for inner tube cooling down. It employs an import 808nm infrared laser diode within 5mW to 500mW as its beam emitting source. In order to assure its stable and reliable dot projection for both of long time and long distance use, it has been made with an import 808nm infrared laser diode and a metal heat sink cooling system. The basic use of a 808nm infrared dot laser has just got good thermal emitting and increasing laser beam stability in continuous use.
When 808nm infrared laser diode module is used as an accessory part, being made with 16mm and 26mm diameter housing tube, it always enables quite easy installation, quick reaching of IR dot onto any vertical or horizontal surface. The unique use of a qualified glass coated lens ensures high photoelectric ability and high density infrared laser light emission at several miles far away. In practical precise dot measuring work, this 808nm infrared dot laser is working well with CCD camera, black and white camera or IR laser camera etc, thus it makes sure of ultra precise infrared dot indication for multiple fields, including military targeting, surveillance, intelligence system, laser medical therapy, and lab experiment work etc.
Within quite long extending distance, after correct use of output power, this 808nm infrared laser diode module has just brought users quite satisfied dot measuring results for all night version illumination fields. The unique use of APC, ACC driving circuit board has just protected alignment laser from any possibility of tube burning out or damage. It enables long lasting IR dot projection for all labs,institutes and colleges, and obtains long serving lifetime of more than 8,000 hours. Whatever output power it is selecting, on consideration of safe use, it is a key issue to wear correct infrared laser safety goggles and avoid eye exposure to beam aperture, this infrared alignment laser still brings users no danger and no mistake use effectively.

DC Power 980nm Infrared Laser Diode Module

In order to get highly clear and accurate dot measurement for all night version illumination fields, it is not easy to reach with any visible laser device or other manual dot positioning tool. Not simply relying on any manual labor force input, it is operating easy and quick with a long wavelength made device of 980nm infrared laser diode module. In occasion that it projects highly intense and powerful infrared laser light directly from a 980nm infrared laser diode, only after its proper equipment with other night version device and external electric power source, this infrared dot laser alignment is just working well with highly clear and accurate infrared reference dot projection for all night version illumination fields constantly.

Comparing with a simple infrared laser pointer only used temperature dot positioning work, the genuine development of 980nm infrared laser diode module is just working for quite long time and long distance use. It is applying an import 980nm infrared laser diode within 100mW to 500mW as beam emitting source. On basis of advanced use of a metal heat sink cooling system inside high duration anodized aluminum alloy housing tube design, this infrared dot laser alignment is just working well with increasing thermal emitting, and highly reliable infrared reference dot projection under wide range operating temperature and other harsh working occasions as well.

After easy use of a qualified glass coated lens and glass window in front of laser beam aperture, cooperating with a series of laser beam stability and aging preventing test up to 24 hours, whatever kind of working surface it is pointing, this 980nm infrared laser diode module is always work with high photoelectric ability infrared laser light emission from laser beam aperture. For the most important of all, when 980nm infrared dot laser alignment gets proper use by skilled users or professionals, after its constant work time of 8 to 10 hours per day, it is always working well with excellent laser light cycling use and highly reliable infrared dot projection as long as 100 to 1000 meters.

Being made with APC, ACC driving circuit board, available with wide range output power of 100mW to 500mW, this 980nm infrared laser diode module is keeping work with constant output power and electric current supply. It gets no affect by overheating and over current impact, and reduced possibility of tube burning out or damage. Whenever users are paying high attention to powerful IR laser radiation and reflection, without any eye exposure to laser beam aperture, after proper wearing of laser safety goggles, this infrared alignment laser just assures the most secured and the clearest infrared reference dot projection for all night version fields.

Intense Beam 808nm Infrared Laser Diode Modules

When users are trying to make highly clear dot indication, it might be processing under those of night version fields, it always makes good job to operate a long wavelength made device of 808nm infrared laser diode module. It keeps work with intense and invisible infrared laser beam emission from a 808nm infrared laser diode. Only if it is cooperating with any other night version device and external electric power source, not spending extra time on battery change, this infrared dot laser just assures easy reaching, highly clear and accurate infrared reference dot projection for all night version illumination fields effectively.

The usual use of 808nm infrared laser diode module is always working for quite long time. It gives up formal use of alkaline battery power source. In addition, after the use of 5V, 9V 1000mA AC/DC adapter, it just supports it with wide range output power of 100mW to 400mW. It projects invisible infrared laser beam from laser beam aperture. When it is operating as an accessory part, which is just cooperating with any other night version device, such as CCD camera, black and white camera or infrared laser camera etc. After its operation with highly intense IR laser light emission at several miles far away, this infrared dot laser alignment assures efficient conversion of clear and accurate IR dot projection as long as 100 to 1000 meters in distance.
Whatever kind of working surface it is pointing, in order to assure clear and no decay light IR dot projection, this infrared laser diode module applies qualified glass coated lens and glass window in front of laser beam aperture. It enables highly clear and stable IR dot projection under moisture or dust as well. When it gets high photoelectric ability infrared laser light emission, this infrared dot laser also provides users quite satisfied IR dot projection for military targeting, intelligence system, laser medical therapy device, night hunting, and infrared laser sight work etc.
Any time 808nm infrared laser diode module gets advanced use of APC, ACC driving circuit board, whatever kind of output power it is selecting, it is keeping work with constant output power and electric current supply. It gets reduced possibility of tube burning out or damage, and highly reliable IR dot projection within long lasting time of 8 to 10 hours per day. On condition that users are aware of any powerful IR laser radiation and reflection, only after correct wearing of infrared laser safety goggles and avoiding eye exposure to laser beam aperture, this infrared alignment laser just brings users easy and secured IR dot measurement for all night version illumination fields effectively.

980nm 100mW to 500mW Infrared Laser Diode Module

In various night version precise dot aligning work field, no matter it is pointing at close or long distance, it would be an easy job to operate a long wavelength made device, such as a 980nm infrared laser diode module. It is emitting intense and powerful infrared laser light directly from a 980nm infrared laser diode. In occasion that it is working with any other night version device or equipment, within the freely installed distance of 3 meters, a correct output power made infrared dot laser always assures easy reaching, no mistake and no barrier dot alignment for all night version application fields constantly.
Available with an import 980nm infrared laser diode within 100mW to 500mW, in process of long lasting use, this infrared laser diode module should have to work for quite long time. It is adopting an inner part of metal heat sink cooling system, which gets even better thermal emitting than formal air or water cooling system. Under operation with the most durable anodized aluminum alloy housing tube, available with different size tube diameter of 16mm and 26mm, this infrared dot laser just assures highly stable infrared dot emission under mechanical moving or shocking, and wide operating temperature as well.
Under operation with 5V,9V 1000mA AC/DC adapter, this 980nm infrared laser diode module always leaves enough space for tube cooling down. It is projecting the most powerful and intense infrared laser radiation and reflection. In long lasting infrared dot alignment within 8 to 10 hours, it is working well with excellent laser light cycling use, and highly stable infrared dot emission for military targeting, laser medical therapy, infrared laser sight, military targeting, and scientific experiment work etc. After special use of extending electric wires for both infrared dot laser alignment and DC power supply, it enables freely installed distance of 3 meters, and highly stable IR dot emission under increasing temperature and serious electric current impact as well.
Whatever kind of working surface it is pointing, with the assistance of a laser alignment mounting bracket, this compact size tube made 980nm infrared laser diode module enables the most convenient installation, and easy reaching of infrared dot emission onto any raw material surface. According to real work distance, after correct use of output power and easy adjustment of laser beam focus, this infrared alignment laser just gets the most concentrated infrared laser light emission, and the most precise infrared reference dot projection in distance. Users should only take laser safety measure and be aware of any powerful infrared laser radiation and reflection. After correct wearing of laser safety goggles and avoiding eye exposure to laser beam aperture, it assures no danger use perfectly.

The Most Stable 980nm Infrared laser Diode Module

In any type of highly clear and precise enough dot generation of those night version fields, it is working well with a long wavelength device, such as a 980nm infrared laser diode module. It always projects intense and invisible infrared laser beam directly from a 980nm infrared laser diode. In various night version precise dot measuring work fields, under operation with night version device and 5V, 9V 1000mA DC power supply, this infrared dot laser is working well with high intensity infrared laser light emission and efficient conversion of highly clear and accurate infrared dot generation for all night version application fields effectively.

When 980nm infrared laser diode module is projecting invisible infrared laser beam directly from a 980nm infrared laser diode, owing to its wide selection of output power of 100mW to 500mW, it should always be working with any other night version device, such as CCD camera, black and white camera or infrared laser camera. It is getting high photoelectric ability infrared laser light emission and making the most efficient conversion of highly clear infrared dot generation at great distance of 50 to 1000 meters in continuous use.
The operation of 980nm infrared laser diode module is processing onto various working surfaces, thus it should have to work for different working environments. The adoption of durable anodized aluminum alloy housing tube is accepting wide range operating temperature and any other harsh working occasion, such as mechanical moving or shocking etc. When it is applying different size tube diameter of 16mm and 26mm housing tube, equipping with a metal heat sink cooling system and APC, ACC driving circuit board, this infrared dot laser alignment is working well with constant output power and electric current supply. Under operation with increasing temperature and serious electric current impact, it still gets no effect and reduced possibility of tube burning out or damage in proper use.
Being made with the best quality glass coated lens, equipping with a glass window in front of laser beam aperture, this 980nm infrared laser diode module is always working well with high intensity IR laser light emission and no decay light dot generation under moisture or dust as well. For the most important of all, after quite easy screw of adjustable focus optic lens and high speed infrared laser light concentration, this infrared alignment laser gets increasing accuracy and brightness infrared dot alignment in distance. It is also a key issue to take laser safety measure and wear correct infrared laser safety goggles, without any eye exposure to beam aperture, it just brings users easy and secured dot alignment in long lasting sue perfectly.