| Parameter | 3W-30K | 5W-30K |
| Wavelength (nm) | 355 | |
| Average Power (W) | >3W @30kHz | >5W @30kHz |
| Pulse Energy (μJ) | >100 | >160 |
| Specified Frequency (kHz) | 30 | |
| Repetition Rate Range (kHz) | 10–300 | |
| Beam Quality (M²) | <1.2 | |
| Operating Temperature (°C) | -5 to 40°C | |
| Average Power Consumption (W) | <110 | <130 |
| Power Supply Requirement (VDC/W) | 12V / 350W | |
| Weight (kg) | 5 (Air Cooling) / 4.1(Water Cooling) | |
FIT UV nanosecond Q-switched laser with compact size, lightweight design, superior beam quality, and 30% power margin. Air-cooled and water-cooled options for industrial precision applications.
Product Pictures

Product Introduction
The FIT Nanosecond Q-Switched Laser Series combines compact design, superior optical performance, and industrial-grade stability for demanding global applications.
Compact & Lightweight
The air-cooled model features a slim body size of 339×140×144 mm and weighs only 5 kg, significantly reducing system integration complexity.
The water-cooled UV version is even smaller at 264×139×114 mm and weighs just 4 kg, ideal for space-limited laser systems.
Outstanding Optical Performance
Built on advanced DPSS nanosecond Q-switch technology, the FIT series maintains excellent beam quality and stable output performance, ensuring precise and consistent processing results.
High Power Margin & Reliability
With an average 30% power redundancy, the water-cooled UV model ensures long-term reliability and extended operating life.
Extreme Temperature Stability
Engineered for harsh industrial environments, the air-cooled model operates smoothly in temperatures ranging from -5°C to 40°C.
The FIT series is widely used in electronics, precision marking, micro-processing, semiconductor applications, and high-end manufacturing industries.
Application Cases
3D Printing
Electronics & Electrical Appliances
Medical Industry
Dental Applications
Aerospace, etc.
Packaging Industry
Paper Packaging
Glass Packaging
Plastic Packaging
Pharmaceutical Marking
Metal Packaging, etc.
3C Marking
Marking on Mobile Phone Back Covers
Charger Marking
PCB Marking
Cable Marking, etc.




