The MCD Series is a diode-pumped passively Q-switched microchip laser specifically designed as a pure seed source for high-power amplification. Advantages: 300 ps narrow pulse width, high beam quality, no pulse tails, integration-friendly, suitable for picosecond amplification, lidar, and micro-machining.

This article explores microchip lasers in photoresist edge repair, comparing chemical and optical EBR methods. It highlights 355nm UV lasers for precise edge bead removal, improving yield, and introduces a domestic laser solution for semiconductor lithography.

LIBS is a fast, non-destructive elemental analysis technology widely used in industry, environment and scientific research. Laser performance determines LIBS detection accuracy. Compared with traditional lasers, RealLight PQE DPSSL features compact size, high energy and short pulse, enabling high-SNR spectral acquisition and adapting to portable and commercial LIBS development.

1535 nm erbium glass lasers offer Class‑1 eye safety, 30+ km ToF ranging, –40~70°C operation without temperature control, and 150 kW peak power. RealLight provides full‑chain domestic production, 100k+ annual capacity, and customizable modules for drones, security, and lidar applications.

Microchip lasers enable portable, intelligent LIBS with high repetition rates, low power, and rugged design. RealLight's solutions overcome lab-only limits, empowering alloy sorting, environmental monitoring, and cultural heritage analysis.

Handheld LIBS enables rapid on-site light-element analysis (C, Li, etc.) with no radiation. It excels in PMI, recycling, and lithium batteries but faces cost/accuracy challenges. RealLight offers compact >5mJ, 50Hz end-pumped lasers with passive Q-switching for portable LIBS applications.

LIBS enables rapid in-situ, multi-element analysis, revolutionizing geological exploration and mineral sorting. Portable units deliver real-time results, while lab systems provide 1-2μm elemental imaging. RealLight's 10mJ PQE laser offers a compact, cost-effective LIBS source.

Nanosecond lasers offer high peak power, multi-wavelength options, and compact air-cooled designs, making them ideal for LIBS. They excite stable plasmas on solids, enabling ppm-level multi-element detection. Domestic microchip ns lasers (>10 mJ,

Diode lasers offer narrow linewidth (

Semiconductor lasers offer wide wavelength range, compact size, long lifetime, and low cost, making them ideal for handheld Raman spectrometers. These portable devices enable rapid, non-destructive on-site identification of substances—from narcotics and explosives to food adulterants and pharmaceuticals. Applications span public security, food safety, environmental monitoring, and geology. Emerging organic semiconductor breakthroughs promise further sensitivity gains, expanding future use cases.

RealLight's Raman probes enable non-destructive, real-time material analysis across pharmaceuticals (PAT, API verification), petrochemicals (reaction monitoring), lithium batteries (electrode evolution), food safety (pesticides, adulteration), and forensics. Featuring high sensitivity, industrial-grade stability, and customizable options (immersion, high-T/p, SERS), these fiber-coupled probes support lab and harsh-field applications.

Multi-wavelength diode lasers enable sensitive bio-tissue analysis via spectral, imaging, and biosensing. RealLight’s AWSO-B offers 36 channels, TEC control (0.3nm/°C), and flexible output for reliable detection.

Handheld Raman lasers (532–1064nm) use narrow-linewidth diodes. Single-mode enables micro-analysis; multi-mode offers higher power. Wavelength choice balances fluorescence and signal. RealLight provides compact modules for advanced detection.

The NLMO-785nm laser features

Seed light serves as the core of high-power pulsed laser systems and determines the overall output performance of the whole device.RealLight launches the MCD series low repetition frequency OEM microchip laser. Adopting semiconductor pumping and passive Q-switching technology, equipped with Nd:YAG and Cr⁴⁺:YAG crystals, it outputs 1064 nm wavelength and 350 ps pulses. With a compact structure and fully sealed integrated design, the product is easy for equipment integration. Based on the MOPA amplification architecture, it maintains excellent beam quality and spectral characteristics, providing high stability, high precision and high reliability pre-seed light source for medical aesthetic and high-end laser equipment.

Multi-wavelength diode lasers integrate 650nm to 1064nm bands for synergistic photobiomodulation. Different wavelengths vary in penetration depth and biological effects—from cellular ATP promotion to deep tissue repair and minimally invasive surgery. Compared with single-wavelength devices, they offer broader indications and better efficacy. RealLight's AWMO/AWM series provide stable multi-wavelength output and customization, driving precise, non-invasive physical therapy.

RealLight's GS07 series conduction-cooled diode laser array is optimized for solid-state laser pumping. Featuring hard solder packaging and direct conductive cooling, it operates reliably above 70°C without water cooling. Single bars deliver 150-200W with up to 15 bars integrated. Multi-wavelength options (796/802/806nm) precisely match Nd:YAG and Yb:YAG crystals, enhancing absorption efficiency and reducing thermal loss for compact, rugged applications.

Visibility quantum lidar uses Mie scattering to retrieve the extinction coefficient and calculate 3D visibility, overcoming the limits of single‑point meters. For the low‑altitude economy, miniaturized systems require compact lasers. RealLight’s passively Q‑switched microchip laser offers small size, low power, narrow pulses, and stable pointing, making it ideal for short‑range, high‑reliability visibility monitoring.

Semiconductor lasers excel as pump sources with good monochromaticity, compact size, and long lifespan. Laser bars deliver far higher power than single chips. Stacked arrays—formed by closely arranging continuous or pulsed bars—achieve hundreds to thousands of watts. RealLight offers GS, AA, PA, and WA series stacks supporting multi-wavelength combinations and conduction or water cooling for high-energy solid-state laser applications.

Diode laser arrays stack multiple bars vertically for high-power output, with single bars delivering 150-200W. End-pumping and side-pumping configurations serve different applications. Fast and slow-axis collimation enhance beam quality. RealLight's GS06 series offers compact, multi-wavelength arrays with customizable options.

Stacked diode lasers achieve high power and compact structure through vertical bar stacking, with single-bar peak power reaching 100-200W. As core pump sources, they are widely used in inertial confinement fusion, directed energy systems, and space detection. RealLight's independently developed GS/AA/PA series stacked modules cover 790-960nm wavelengths with customizable conduction cooling solutions, supporting high-power laser system development.

The 1470nm laser leverages strong water absorption for efficient localized energy conversion. Its precise thermal effects enable controlled tissue interaction with minimal peripheral impact (

Raman spectroscopy analyzes molecular structures through laser-induced scattering, enabling non-contact detection in materials science, biomedicine, and environmental monitoring. RealLight provides stable 532nm-1064nm narrow-linewidth lasers, supporting flexible integration for precise and versatile applications across industries.

Handheld Raman spectrometers utilize Raman scattering with 532nm/785nm/1064nm narrow-linewidth lasers and PCA/PLS algorithms, enabling material identification within 30 seconds. They are widely used in food safety, drug testing, and industrial security without complex sample preparation. RealLight provides compact laser sources with multiple wavelengths, driving spectrometers toward greater portability and intelligence for future biomedical applications.

RealLight's 1064nm laser cloud altimeter, based on Q-switching technology, boasts high pulse energy and wavelength stability. It excels in field mobile measurement with good portability and extreme environment adaptability, widely applied in meteorological observation and aviation safety. Its technological optimization promotes high-end market differentiation and improves aerosol monitoring accuracy.

Microchip lasers enable compact, low-power, high-resolution meteorological radar, significantly improving aerosol and cloud detection and supporting mobile and next-generation weather observation systems.

Micro-Pulse Lidar (MPL) utilizes high-repetition nanosecond pulses for atmospheric monitoring. RealLight's MCA-R series offers 2 ns pulse width, 2.5 kHz repetition rate, and outputs at 532 nm or 1064 nm wavelengths, enabling portable, high-resolution aerosol and cloud detection systems for environmental and aviation applications.

Miniaturized laser particle radars are transitioning from fixed stations to portable platforms. While semiconductor lasers suit consumer applications, microchip lasers deliver superior beam quality and peak power for high-end mobile monitoring, enabling dynamic 3D environmental perception with compact designs.

Lidar utilizes high monochromaticity, directionality, and brightness to enable precise atmospheric observations. It excels in aerosol profiling, wind field monitoring, and quantitative gas analysis via DIAL technology. Integrated with traditional radar, lidar enhances multidimensional atmospheric data collection. The compact MCA-R microchip laser supports efficient miniaturized meteorological systems.

Lamp-pumped nanosecond and picosecond lasers offer distinct advantages. Nanosecond lasers utilize selective photothermolysis for pigment and tattoo treatment, while picosecond lasers generate acoustic shockwaves for finer fragmentation with less thermal damage. Both provide effective solutions for dermatology, complementing each other in clinical applications.

Erbium glass lasers operate at 1.53μm eye-safe wavelength using Er:Yb co-doped phosphate glass. With 8ms upper-level lifetime, Q-switching generates microjoule-millijoule single pulses at megawatt peak power. The system employs beam expansion to 0.2-0.5mrad divergence and InGaAs APD detection, enabling kilometer-range distance measurement via time-of-flight without high repetition rates.

The 1470nm laser demonstrates exceptional performance through precise wavelength characteristics. With up to 15W output power and standardized fiber coupling, it ensures efficient energy delivery. Its compact module design accommodates various configurations, while maintaining optimal cost-performance ratio. This technology continues to expand application possibilities across multiple fields.

Dual-wavelength Raman systems using 784nm&785nm or 785nm&1064nm combinations overcome single-wavelength limitations. The 1nm difference enables ultra-high resolution (

RealLight's 980nm & 1470nm dual-wavelength diode laser integrates two wavelengths for versatile applications. The 980nm laser offers balanced cutting and coagulation, while the 1470nm enables precise, shallow vaporization. This system supports efficient performance with a replaceable window design, reducing maintenance costs. Ideal for diverse fields requiring precision and minimal damage.

Laser-Induced Breakdown Spectroscopy (LIBS) is an advanced atomic emission spectroscopy technique. Using a high-energy pulsed laser as the light source, it excites samples to form plasma, and realizes rapid qualitative and quantitative analysis of material composition by analyzing spectra. It requires almost no sample preparation, enables real-time detection, detects multiple elements simultaneously, causes little sample damage, allows remote detection, and is widely used in various fields.

Laser rangefinders use Time-of-Flight (ToF) principles with 1064nm pulsed lasers for long-range, covert distance measurement. Diode-pumped Nd:YAG crystals enable high-power systems for aerospace applications.

The 532nm semiconductor laser enables high-sensitivity Raman detection with excellent fluorescence suppression and stability, ideal for trace analysis, biomedical imaging, and material science applications.

Erbium glass lasers, with their eye-safe 1535nm wavelength, offer enhanced detection for organics, portability, and reduced sample damage in LIBS, despite challenges in plasma excitation efficiency. Ideal for field and safety-critical applications.

Pet laser therapy uses 650-1064nm wavelengths for non-invasive treatment of wounds, arthritis, and pain. Multi-wavelength combinations enhance efficacy. Safe, fast (5-15min/session), with future trends in smart/portable devices.

Microchip lasers, with sub-nanosecond pulses and high peak power, enhance lidar precision and miniaturization, driving advancements in autonomous driving, drones, and mapping.

Laser dentistry enables precise, minimally invasive treatments with RealLight's customizable wavelength solutions, reducing pain and improving outcomes—ushering in a new era of oral healthcare innovation.

Lasers enable high-res photoacoustic imaging via tissue excitation & enhance fluorescence imaging via precise targeting. Confocal microscopy leverages laser precision for biomedical breakthroughs in cancer diagnosis & cell research. RealLight lasers drive innovation.

Nanosecond lasers enable precise pigment/vascular treatment & collagen stimulation for safe, effective aesthetic results.

SERDS + dual-wavelength lasers enable ultra-sensitive, fluorescence-free Raman analysis.

Pen dental lasers (650nm–1064nm) enable precise, minimally invasive treatments—from soft tissue surgery to root canal disinfection—enhancing patient comfort and clinical efficiency. RealLight’s 08BULT supports all four wavelengths in a compact design.

PL-PAI merges optical contrast & ultrasound for non-invasive, high-res tissue imaging. Microchip lasers enable micron-scale resolution & functional detection.

The 980nm diode laser is widely used in medical aesthetics due to its precision, efficiency and non-invasive advantages. Its unique wavelength enables multiple functions including hair removal, spot elimination, skin rejuvenation and anti-aging, with collagen stimulation significantly improving skin quality, making it a core device in modern aesthetic clinics.

Microchip lasers, with sub-nanosecond pulses, high peak power, and multi-wavelength capabilities, have become ideal light sources for photoacoustic imaging. Their high-resolution imaging clearly reveals microvasculature and tumors, while contact-free technology expands clinical applications in ophthalmology and neurology.

Diode Lasers demonstrate unique value in oral tissue treatment with precise cutting, hemostasis, and antibacterial capabilities. Their minimally invasive features align with comfortable treatment trends, showing wide applications in root canal therapy and gingival surgery, with promising future prospects.

The 785nm laser, as the core light source for handheld Raman spectrometers, offers superior sensitivity, fluorescence suppression, and eye safety. Compared to 532nm and 1064nm lasers, this wavelength optimally balances fluorescence reduction and signal intensity, enabling on-site rapid detection of drugs, explosives, etc. Advances in semiconductor laser technology ensure portability with lab-grade accuracy, while AI integration enhances performance, demonstrating broad potential in public safety and pharmaceutical quality control.

Microchip lasers, with their sub-nanosecond pulses, high energy density, and wavelength tunability, serve as an ideal excitation source for photoacoustic imaging (PAI). Their ultrashort pulse width meets thermal/stress confinement requirements, enabling micron-scale resolution and centimeter-level penetration depth. Breakthrough applications include tumor angiogenesis imaging, blood oxygen monitoring, and breast cancer diagnosis. Additionally, their non-contact detection capability offers unique advantages for clinical use in ophthalmology and neurology. As laser technology advances, microchip lasers will further drive the miniaturization and clinical adoption of PAI systems.

This paper systematically elaborates on the innovative applications of laser technology in photoacoustic and fluorescence imaging. It highlights RealLight's sub-nanosecond microchip laser, which demonstrates unique advantages in biomedical imaging and materials science due to its excellent pulse stability (microjoule-level) and multi-wavelength output capabilities (532nm-213nm). In photoacoustic imaging, it enables non-invasive, high-resolution tissue imaging, while in fluorescence imaging, it serves as a reliable light source for two-photon microscopy. Research shows that such compact lasers not only advance imaging technologies but also play crucial roles in neuroscience research, drug delivery monitoring, and material defect detection, demonstrating broad potential for interdisciplinary applications.

Pulsed lasers serve as the core light source for photoacoustic imaging (PAI), enabling high-resolution and high-contrast biological tissue imaging due to their high peak power and ultrashort pulse characteristics. This article reviews the evolution of the photoacoustic effect from Bell's era to modern laser technology, with a focus on the advantages of pulsed lasers (e.g., Nd:YAG and microchip lasers) in vascular imaging, tumor detection, and brain science research. Studies show that the nanosecond-level short pulses and compact design of microchip lasers make portable PAI devices feasible. In the future, with advancements in laser technology and algorithms, the clinical applications of pulsed lasers in PAI will expand further.

Lasers are the core component of photoacoustic imaging (PAI), directly determining image quality. This article examines the operational principles of lasers in PAI, compares traditional nanosecond lasers (e.g., Nd:YAG/OPO) with modern compact lasers (e.g., RealLight’s MCA/MCC series), and analyzes how wavelength selection balances resolution and penetration depth. The study highlights that advancements in laser miniaturization and high repetition rates will further expand PAI’s applications in clinical diagnosis and biomedical research.

Narrow-linewidth lasers significantly enhance Raman spectroscopy by providing high spectral purity, wavelength stability, and sufficient power, improving measurement accuracy and signal-to-noise ratio. These lasers enable high-resolution spectral analysis in biomedical diagnostics (e.g., cancer detection), pharmaceutical quality control, and material science. They are particularly valuable for low-wavenumber Raman measurements and high-resolution imaging, such as cellular and molecular mapping. With their ability to reduce background noise and support precise wavelength control, narrow-linewidth lasers expand Raman spectroscopy’s applications in research and industry. As technology advances, their adoption is expected to grow, driving innovations in scientific and medical diagnostics.

RealLight’s 1535nm eye-safe laser is designed for radar and laser ranging, combining high performance with operational safety. Its wavelength meets eye safety standards, while its exceptional stability ensures reliable measurements in harsh environments. With competitive cost-efficiency, the laser reduces procurement and maintenance expenses through optimized manufacturing. Suitable for both (radar detection) and civilian (distance measurement) applications, the 1535nm laser delivers long-range, high-precision performance. A perfect blend of quality and affordability, it stands as an ideal choice for professional ranging solutions.

Since its introduction in the 1960s, Laser-Induced Breakdown Spectroscopy (LIBS) has been widely applied in fields such as metal analysis, environmental monitoring, and cultural heritage identification. LIBS operates by using an ultrashort pulse laser to ablate a sample, generating plasma, and then analyzing its spectral emissions to determine elemental composition. The excitation source and spectral acquisition system are the core components of LIBS, with high peak power ultrashort pulse lasers being particularly crucial. RealLight has independently developed the PQE series solid-state lasers, which utilize passive Q-switching technology. These lasers feature high energy output, low power consumption, and a compact design, making them ideal for handheld, portable, and online LIBS systems, enhancing precision detection and analysis.

In the field of medical aesthetics, Nd:YAG lasers are widely used for pigment removal, and pulse width selection directly affects treatment outcomes. Compared to nanosecond Q-switched lasers, picosecond lasers offer superior pigment fragmentation and a more comfortable treatment experience, with the stability of the seed source being a critical factor. RealLight’s MCD series microchip picosecond seed sources provide high pulse energy, excellent beam quality, and selectable pulse widths, offering a high-performance and stable laser solution for medical aesthetic applications.

Picosecond lamp-pumped lasers utilize high-energy laser pulses with extremely short durations to precisely treat target objects through biological fragmentation. In the field of medical aesthetics, they are primarily used to destroy melanocytes, break down pigmentation, and improve uneven skin tone, enabling personalized beauty solutions such as laser pigmentation removal, hair removal, and skin rejuvenation. RealLight's independently developed HQF lamp-pumped MOPA picosecond laser uses the MCD series microchip laser as the seed source, combined with a lamp-pumped laser amplifier. It features high energy, narrow pulse width (300ps~2ns), strong stability, and uniform beam quality, with wavelengths covering 1064nm and 532nm to meet diverse needs. This device is widely used in medical aesthetics, material analysis, radar ranging, and other fields. With precise parameter adjustment and efficient treatment effects, it provides customized services for medical aesthetic institutions, enhancing customer satisfaction and leading the new trend in precision beauty.

Diode lasers are revolutionizing oral healthcare with their versatile applications. In oral surgery, they enable precise soft tissue cutting with minimal bleeding. In oral medicine, they enhance root canal disinfection and treat dentin hypersensitivity. In orthodontics, they accelerate tooth movement by stimulating bone remodeling. For oral mucosal diseases, low-energy laser irradiation promotes healing. RealLight provides high-performance, cost-effective diode laser modules and systems, driving innovation and efficiency in oral healthcare.

Solid-state lasers play a key role in LIBS (Laser-Induced Breakdown Spectroscopy) technology as an excitation source. Their high energy density, stability, and tunability make them ideal laser sources. By emitting high-energy pulsed laser beams, solid-state lasers excite samples to a high-temperature plasma state, generating radiation spectra for analyzing element types and concentrations. Despite challenges such as power consumption, temperature control, and pulse width, solid-state lasers continue to advance in LIBS applications, as seen in the widespread use of 1535nm erbium glass lasers and 1064nm solid-state lasers. Solid-state lasers demonstrate broad application prospects in fields such as metal material analysis, geological exploration, environmental monitoring, and archaeological research.

The continuous advancement of laser technology has propelled the overall development of the aesthetic medicine industry, significantly improving the precision, safety, and effectiveness of beauty treatments. The introduction of new technologies such as picosecond and femtosecond lasers enables personalized aesthetic treatments by allowing precise parameter adjustments based on different skin types and needs. This facilitates customized treatments, including laser spot removal, hair removal, and skin rejuvenation. With its outstanding laser device performance, RealLight has gained broad market recognition both domestically and internationally. The company has established collaborations with multiple aesthetic institutions, providing professional laser equipment and solutions, further solidifying its position in the industry.

Dual-pulse technology demonstrates significant advantages in the field of medical aesthetics, widely applied in skin tightening, hair removal, and vascular lesion treatments. By delivering two pulses of energy, it gently preheats the skin to stimulate collagen production, improving skin laxity and fine lines. It also precisely targets hair follicles for effective hair removal while minimizing side effects. Additionally, dual-pulse energy selectively acts on abnormal blood vessels, effectively treating conditions like rosacea and spider veins. RealLight's HQF series RealSubns® dermal picosecond lamp-pumped solid-state lasers offer high energy, narrow pulse widths, and excellent stability, ensuring safer and more efficient aesthetic treatments.

Q-switchable Nd: YAG laser has shown excellent performance in the treatment of pigmentary skin diseases, selectively destroying pigment particles and achieving significant results. The passive Q-laser Nd: YAG high-energy solid-state laser launched by RealLight meets more pigment removal scenarios, with a flat spot output, uniform energy, and excellent therapeutic effects.

Nanosecond lasers are widely used in the field of skin beauty, mainly due to their unique high-energy and precise mechanism of action. This article introduces the technical parameters, working principle, application scope, and therapeutic advantages of nanosecond lasers.

Q-switched lasers, also known as nanosecond lasers, have pulse durations in the sub nanosecond range. They are mainly used for treating pigmentation and tattoos. Picosecond lasers, on the other hand, have pulse durations in the picosecond range, typically in the hundreds of picoseconds. They are ideal for addressing stubborn pigmentation, tattoos, wrinkles, and acne scars.

For Raman spectroscopy detection technology, fluorescence is undoubtedly a source of interference. To mitigate or eliminate the fluorescence effect, scientists and equipment manufacturers have conducted in-depth research, resulting in the development of Fourier Transform Raman Spectroscopy (FT-Raman) technology. Instruments designed with this technology, known as Fourier Transform Raman Spectrometers (FTRS), have been widely applied in research fields such as organic chemistry, polymers, biochemistry, and analytical chemistry.

Mass spectrometry (MS) technology, as an efficient and precise analytical method, plays a crucial role in modern scientific research. From biomedicine to environmental monitoring, food safety to chemical analysis, mass spectrometry is providing strong technological support across multiple fields with its unique advantages.

Laser ranging technology has wide applications in ranging and security fields. This paper introduces the working principle of laser ranging and the technical parameters of the eye-safe erbium glass laser.

Medical picosecond lasers have multiple advantages, including picosecond level ultra short pulse width, adjustable repetition rate, and high energy. When selecting and using components, performance, stability, and reliability should be considered. RealLight's HQF Series Realsubns ® MOPA picosecond laser with lamp pump is suitable for the field of medical beauty, with characteristics such as high energy, narrow pulse width, and uniform spot.

The 266nm laser, with its unique deep ultraviolet wavelength characteristics, demonstrates broad application potential across various fields.

In the future, with the continuous advancement of technology and the reduction of costs, lamp pumped picosecond lasers are expected to be applied and promoted in more fields.

The 355nm laser, as a high-performance ultraviolet laser, is increasingly demonstrating its unique charm in multiple fields. It utilizes the third harmonic generation technology to convert the fundamental frequency light into 355nm ultraviolet light, featuring a short wavelength and high light energy.

Narrow linewidth lasers play a crucial role in Raman spectroscopy for medical applications, primarily by providing high-quality, highly stable laser sources that enhance the performance and accuracy of Raman spectrometers in medical diagnostics, biological sample analysis, and other areas.

Laser therapy is a non-invasive treatment method that uses laser beams to promote tissue repair and relieve pain.

Eye-safe lasers, particularly those operating at 1535nm, are increasingly used in laser rangefinding and radar applications due to their safety and efficiency. These lasers, produced by RealLight, are designed for high beam quality and stable energy output, making them suitable for both continuous and pulsed laser rangefinding. The article discusses the principles of laser rangefinding, including phase-based and pulsed methods, and highlights the advantages of using eye-safe lasers in these applications. The integrated design of the semiconductor pump module and laser crystal in these modules ensures compactness and ease of integration.

The accuracy of laser ranging technology mainly depends on the accuracy of time measurement and the stability of the emission and reception process of laser pulses.compactness and ease of integration.RealLight has been deeply engaged in the research and development and production of lasers for more than ten years. It directly hits the pain points and catches up. It has independently developed and produced a series of lasers that can be used for laser ranging.

RealLight offers a series of miniaturized, peak-power 355nm UV micropulse lasers for matter-assisted laser desorption ionization time-of-flight mass spectrometry applications.  laser ion sources of other wavelength and higher energy can be customized.

The 1535nm microchip laser is a eye-safe laser using Er:Glass as the working medium.This laser have been widely used and recognized in the field of small laser range finders.Recently,the use of this laser in LIBS (Laser-induced Breakdown Spectroscopy) handheld devices has begun to attract attention in the industry.This paper briefly analyzes the application prospect of 1535nm laser in LIBS by introducing some characteristics of 1535nm laser and comparisons with conventional 1064nm laser.

RealLight provides passively Q-switched sub-nanosecond pulse laser with pulse width at 350ps, which is reduced nearly 30 times. It can effectively decrease thermal effect and bremsstrahlung effect.The spectral signal of elements with high SNR can be obtained.The laser has a high repetition rate of 100-1000Hz, the signal intensity and signal-to-noise ratio can be improved by using spectrometer with accumulating exposure time of 0.1-1s.

Nanosecond pulse lasers are widely used for aesthetic and cosmetic applications, with pulse width at 8-10ns commonly. Picosecond pulse aesthetic lasers have grown in popularity on the market for recent years, and what’s the difference between picosecond pulse laser and nanosecond pulse laser?

The Reallight’s sub nanosecond microchip laser has a sub nanosecond pulse width and high beam quality (M210GW/cm2. The laser has high repetition rate, precise pulse synchronization control, and can achieve single pulse excitation control. The laser has a small size and high integration, making it very suitable for use in the field of microscopic LIBS.

The laser PCB copper removal device obtains the PCB image through the image acquisition system, detects the coordinates and area of the PCB copper residue through the copper residue detection system, identifies and divides the area of the copper residue to be corrected. The laser illuminates this area, uses the thermal effect to ablate the residual copper defects, so as to realize the laser correction of the PCB defects.

Recently, the Er: Glass 1535nm laser has been widely used in harsh environments such as military due to its special performance.At the same time, it has also received widespread attention from LIBS handheld device manufacturers and industry practitioners.

RealLight actively Q-switched microchip laser features high peak power, narrow pulse width, and single mode output, this new product uses the integrated and actively Q-switched technology to obtain pulse jitter of ＜1ns, so as to solve 1us pulse jitter problem of passively Q-switched sub-nanosecond microchip laser.

At present, the main light source used in laser engraving machine is 532nm solid pulse laser. Reallight sub-nanosecond micro-slice laser, with narrow pulse width, high repetition rate, high energy, small size and other characteristics, excellent beam quality and pulse energy, to ensure that each pulse can reach the level above the explosion point, and the hit point is small and uniform, making the crafts beautiful and elegant, all angles can enjoy a clear image. The transparent material can be carved inside, applied for crystal, glass, acrylic and other materials.

Due to the limitations of traditional optical imaging methods in achieving high-resolution imaging in strongly scattering biological tissues, Photoacoustic Imaging (PAI) technology, based on the photoacoustic effect, has emerged as a new imaging tool in the field of biomedical research. PAI combines the high contrast and spectral recognition characteristics of optical imaging with the deep penetration depth of ultrasound imaging.

Since traditional optical Imaging means cannot make high resolution imaging detection in biological tissues with strong scattering, Photoacoustic Imaging (PAI) technology using photoacoustic effect provides a new imaging tool in the biomedical field. PAI technology is a hybrid imaging method. It combines the high contrast and spectral recognition of optical imaging as well as the large penetration depth of ultrasonic imaging.

Laser has been practically applied in oral surgery for nearly 30 years, and it has become a routine oral treatment, which can be used as an auxiliary treatment, also become an independent new project of dental equipment. Normal dental laser treatment is subordinate to the category of laser dentistry. Laser dentistry includes periodontal treatment, assisted periodontal regeneration, dental implantation, minimally invasive in oral surgery, dental restoration, endodontic treatment, Oral and maxillofacial surgery, orthodontics, etc.

In the fields of two-photon fluorescence microscope, Reallight is available to offer different types of sub-nanosecond microchip laser with small size, single longitudinal mode and high peak power, to meet with the different customer’s requirements in the life sciences, analytical chemistry, clinical medicine applications. Meanwhile, RealLight can provide custom laser sources tailored to customers.

Long-range laser rangefinders are increasingly being required to deliver high safety, long-distance ranging, high accuracy, low power consumption and small size. Currently, lasers with 1064nm wavelength are commonly used for rangefinders, which easily cause the retinal damage and pose a safety hazard. Therefore, it’s an inevitable trend that 1535nm eye-safe lasers with compact size and high reliability will play a key role in range finding. In fact, 1535nm eye-safe lasers have been widely used in handheld rangefinders, riflescopes, payloads and border surveillance systems.

MCO series energy adjustable microchip laser is launching on the market recently, which is self-developed and produced by RealLight. These lasers have been widely used in laser engraving, laser-induced breakdown spectroscopy(LIBS),laser photoluminescence,laser marking,laser capture microdissection,laser-induced fluorescence(LIF),laser mass spectroscopy,ultraviolet microscopy,raman spectroscopy,LiADR,thin film scribing and processing, semiconductor inspection, photoacoustic imaging,laser remote sensing.