Wholesale Q Switch Nd Yag Tattoo Removal s Supplier & Factory

High-Power Laser Diode Pump Sources, Medical-Grade Solid-State Cavities, and Customized OEM/ODM Manufacturing for Global Aesthetic and Clinical Laser Integrators.

Engineering & Science

The Physics and Engineering of Q-Switched Nd:YAG Lasers

Active Q-Switching Technology

Active Q-switching utilizes electro-optic modulators (such as KD*P or LN Pockels cells) controlled by high-speed electronic drivers. By applying high voltage, the polarization state of light within the cavity is modulated, enabling rapid extraction of stored energy within nanoseconds. This ensures unmatched pulse consistency and precision power control.

Wavelength Modality

Our Q-Switched Nd:YAG platforms offer primary emission at 1064nm, targeted for deep dermal pigments like black and dark blue inks. Frequency doubling via Potassium Titanyl Phosphate (KTP) crystals yields 532nm emission, highly absorbed by red, orange, and yellow pigments, while specialized dye handpieces generate 585nm and 650nm spectra.

Beam Profile and Homogeneity

Integrating customized micro-lens arrays and diffractive optical elements (DOE) yields a uniform "flat-top" beam profile. Unlike traditional Gaussian profiles that cause localized hot spots, our systems ensure even energy distribution across the target spot size, minimizing epidermal damage and thermal scarring.

Strategic Roadmap

Solid-State Aesthetic Technology Evolution

The progression of solid-state aesthetic lasers is marked by a structural shift from high-maintenance flashlamp-pumped systems to Diode-Pumped Solid-State (DPSS) systems. Leveraging our premium semiconductor diode arrays, our engineering pipeline integrates pump lasers directly with Nd:YAG crystals. This configuration increases wall-plug efficiency, lowers thermal loading, and extends the active life cycle of the laser medium to over 20 million pulses.

Simultaneously, active R&D focuses on ultra-short pulse widths. Moving from nanosecond domains down to high-power picosecond regimes provides a photo-acoustic shattering effect. This process fragments pigment molecules into micro-particles via acoustic shockwaves, requiring lower laser fluences and significantly reducing recovery times for patients.

>20M
Pulse Lifespan (DPSS)
<6ns
Ultra-Short Pulse Width
98%
Energy Output Stability
Aesthetic Laser Research and Development Lab
Market Dynamics & Clinical Solutions

Macro-Industry Market Demands and Aesthetic Solutions

Global demand for non-invasive cosmetic modifications continues to expand. Clinicians require versatile, safe, and highly efficient energy-based devices that support diverse patient profiles and ink variations.

Targeted Tattoo Removal

Tattoo inks are engineered with composite heavy-metal molecules that resist degradation. High-energy Q-switched lasers target these pigments via selective photothermolysis. By delivering gigawatt-level peak power in short bursts, the ink particles shatter while surrounding tissues remain unaffected.

Treatment of Pigmented Lesions

Beneath the epidermis, localized melanin deposits present as melasma, freckles, or age spots. The 1064nm wavelength penetrates deep into the dermis to break up melanin clusters, which are then cleared naturally by the body's lymphatic system.

Carbon-Assisted Rejuvenation

By applying a carbon paste to the skin, the Nd:YAG laser can target the carbon particles in the pores. The absorption and micro-explosion of these carbon particles exfoliate the skin, minimize pore size, and stimulate collagen production in the dermis.

Manufacturing Excellence

China Factory 4.0: Supply Chain Resilience & Manufacturing Superiority

1. Semi-Conductor Pack Cleanrooms

Our packaging facilities feature Class 10,000 cleanroom environments. This environment prevents particulate contamination during critical semiconductor die attachment and optical component mounting, ensuring maximum performance and reliability of our diode stacks.

2. Advanced Gold-Tin (AuSn) Bonding

We utilize gold-tin eutectic bonding instead of indium soldering for our diode laser bars. This high-reliability packaging technology prevents solder migration and thermal fatigue, enhancing thermal dissipation and mechanical strength.

3. Rigorous Stress Testing (Burn-In)

Every laser source undergoes thermal stress cycling and continuously monitored burn-in procedures. This testing ensures that optical performance, power degradation rates, and wavelength stability meet medical-grade standards before shipment.

Xi'an Prima Beauty Equipment Factory
Corporate Overview

Company Profile

Xi'an Prima Beauty Equipment Co., Ltd.

Welcome to Xi’an Prima Beauty Equipment Co., Ltd., your trusted partner in the world of high-quality beauty equipment. With over 10 years of experience in manufacturing laser beauty equipment, we take pride in being a leading beauty equipment factory, specializing in the production and research and development of cutting-edge beauty technology.

Prima Beauty Laser is known for providing a wide range of high-quality beauty equipment, such as Diode hair removal laser machine, CO2 fractional laser machine, Pico laser machine, IPL laser machine, Skin management machine, etc. With more than 10 years of aesthetic and laser experience, its head office integrates the research and development of diode lasers and solid-state lasers, including the production and manufacturer of beauty equipment sales.

Why Choose Us

In addition, we also provide ongoing training, technical support, excellent after-sales support, and client management assistance. Therefore, it can be said that our company has a complete service for you.

Technology

As a Chinese mid-to-high-end beauty equipment supplier, we prioritize customer satisfaction and offer excellent after-sales support. Our dedication to innovation and excellence has enabled us to integrate the research and development of laser chips, production, manufacturing, and sales of beauty equipment under one roof. This ensures that our customers receive the latest advancements in beauty technology, backed by our expertise and industry-leading support.

Quality

Our commitment to quality is unwavering. Every device undergoes rigorous testing to ensure it meets our high standards before it reaches your hands. We also support the customization of OEM or ODM. Whether it's beauty equipment or laser chips, we can customize it to fit your needs. We are always a step ahead in developing new and improved beauty equipment that caters to evolving market demands.

OEM/ODM

In addition to our extensive product range, we also provide OEM/ODM services, allowing our clients to customize and brand our beauty equipment to meet their specific requirements. Whether you are looking to enhance your beauty salon or medical beauty hospital with state-of-the-art equipment, we have the solutions to elevate your business and exceed your clients’ expectations.

Qualification Certificates

Qualification Certificate 1
Qualification Certificate 2
Qualification Certificate 3
Qualification Certificate 4
Regulatory & Procurement

Global Enterprises Procurement & Regulatory Compliance

Medical Standards ISO 13485

Our manufacturing workflow operates under the ISO 13485 Medical Devices Quality Management System. From component traceability to final performance checks, we adhere to strict quality control practices suitable for international medical markets.

International Harmonization (FDA/CE)

We design our optical components and high-energy laser sub-assemblies to meet safety guidelines established by European CE MDR and FDA regulatory frameworks. This alignment simplifies the certification process for international distributors and OEMs.

Electrical Safety (IEC 60601-1)

All finished systems are configured to comply with electrical safety standards (IEC 60601-1) and electromagnetic compatibility requirements (IEC 60601-1-2). This design protects both clinicians and patients from electrical hazards.

Knowledge Base

Frequently Asked Questions & Technical Resource Center

What is the difference between passive and active Q-switching in Nd:YAG lasers?
Active Q-switching utilizes an external electronic signal to trigger an electro-optic modulator (Pockels cell), offering precise control over pulse timing, width, and energy. Passive Q-switching uses a saturable absorber (like Cr4+:YAG), which opens automatically when a threshold energy is reached. Active systems are preferred for clinical applications due to their output stability and higher peak powers.
How does the pump source influence the lifetime of a solid-state Nd:YAG laser?
Traditional flashlamps generate a broad emission spectrum that induces significant thermal stress, limiting component lifetimes to 1–3 million pulses. Diode-pumped systems target the 808nm absorption band of the Nd:YAG crystal directly, reducing excess heat and extending the operational lifetime to over 20 million pulses.
Why is a flat-top beam profile important for laser tattoo removal?
A flat-top profile distributes energy evenly across the treatment spot, avoiding the high-intensity center of Gaussian beams that can cause bleeding or scarring. This uniform distribution ensures consistent pigment fragmentation and improved patient safety.
Can a Q-Switched Nd:YAG laser remove all tattoo ink colors?
No single wavelength targets all colors. The 1064nm wavelength is highly effective for dark pigments (black, dark blue), while frequency-doubled 532nm targets bright pigments (red, orange). Harder colors like green and sky blue require specialized wavelengths like 650nm and 585nm, often generated via dye handpieces.
What cooling configurations are used in your high-power laser systems?
We employ Macro-Channel Cooler (MCC) and Micro-Channel Cooler (MCC) structures utilizing deionized water circulation. For industrial and medical diode stacks, this setup is combined with thermoelectric coolers (TEC) and copper heatsinks to maintain junction temperatures below critical limits, preventing wavelength drift.