Quantas-Q2HE-355: High Energy Compact Nanosecond DPSS Laser

Description

The Quantas-Q2HE-355 series is a compact DPSS (Diode-Pumped Solid State) laser system designed to deliver high-energy pulses at the ultraviolet wavelength of 355 nm. With pulse energies up to 10 mJ and durations less than 8 ns, this series operates at repetition rates of up to 10 Hz. The laser system is air-cooled, facilitating ease of integration into various setups without the need for elaborate cooling arrangements.

Capabilities and Applications: This series is engineered for precision applications requiring intense UV light, such as photolithography, material processing, and spectroscopic analysis. The high peak power and short pulse duration make the Quantas-Q2HE-355 suitable for applications demanding minimal thermal impact on the target material.

Design and Functionality: Featuring a diode-pumped, air-cooled, Q-switched design, the Quantas-Q2HE-355 ensures efficient operation with minimal maintenance requirements. It includes high-speed triggering and a low jitter rate, enhancing its compatibility with a wide range of scientific and industrial instruments.

Specifications

Avg. Power:	4 W
Wavelength:	355 nm
Repetition Rate:	0.01 – 0.1 kHz
Pulse Duration:	7 ns
Pulse-to-Pulse Stability (RMS):	0.5 %
Cooling:	Air
Pulse Energy:	12-30 mJ
Beam Divergence:	<1 mrad
Polarization:	Linear, horizontal
Jitter (RMS):	< 0.5 ns
Transmission Range:	1-95 %
Laser Head (W×L×H):	190 × 408 × 155 mm³
Controller Unit (W×L×H):	108 × 191 × 59 mm³
AC/DC Power Adapter, Typical (W×L×H):	89 × 422 × 330 mm³
Ambient Temperature:	15-30 ℃
Relative Humidity (non-condensing):	10-80 %
Mains Voltage:	90 – 230 VAC, single phase, 47 – 63 Hz
Lifetime Of Pump Diodes::	> 2 G shots

Got questions about specs? Use the inquiry form to ask.

Download Data Sheet

Features

Key Features of the Q2HE High-Energy Air-Cooled Q-Switched Laser

High-energy pulsed laser output: Delivers up to 120 mJ pulse energy and up to 5 W average output power, making it suitable for demanding scientific, industrial, and remote sensing applications.
Air-cooled, water-free operation: Innovative laser crystal cooling technology eliminates the need for external chillers, cooling water, and bulky infrastructure, enabling a compact and low-maintenance setup.
Q-switched nanosecond performance: Produces short pulses of less than 7 ns, ideal for applications requiring high peak power such as LIBS, laser ablation, PLD, and laser shock generation.
Fundamental wavelength options: Available with 1053 nm or 1064 nm output wavelength for compatibility with a wide range of optics, detectors, and harmonic conversion modules.
Efficient harmonic generation capability: Low beam divergence and high beam quality support wavelength conversion to 2nd, 3rd, 4th, and 5th harmonics, with UV output available down to approximately 211 nm.
Up to 100 Hz repetition rate: Supports high-throughput operation with repetition rates up to 100 Hz, with smoothly variable pulse repetition rate available on selected 1053 nm models.
Compact turnkey laser system: Most laser electronics are integrated directly into the laser head, requiring only a compact controller box and mains adapter for simplified installation.
No bulky power supply required: Operates from a compact external adapter providing 28 VDC with model-dependent power consumption, reducing system footprint and integration complexity.
Long pump diode lifetime: Designed for reliable long-term operation with pump diode lifetime exceeding 2 billion shots, lowering maintenance requirements and operating cost.
Built-in synchronization output: Integrated sync pulse generator provides low-jitter trigger signals for timing user equipment, detectors, cameras, delay generators, and measurement systems.
Flexible triggering modes: Can operate in internal triggering mode or be externally triggered from a delay generator for precise synchronization in laboratory and OEM systems.
Remote Ethernet control: Built-in Ethernet interface and web-server allow monitoring and control from any modern web browser without installing dedicated software.
API for system integration: Provides an application programming interface for integration into automated instruments, OEM platforms, research setups, and industrial laser systems.
Optimized for LIBS applications: High pulse energy, short pulse duration, and excellent beam quality make the Q2HE well suited for Laser Induced Breakdown Spectroscopy and elemental analysis.
Suitable for LIDAR and remote sensing: High-energy nanosecond pulses and stable timing make it a strong choice for Light Detection and Ranging, remote sensing, and laser designation.
Ideal for laser ablation and marking: High peak power output supports precision laser ablation, marking, LCD repair, surface processing, and material modification.
Compatible with pulsed laser deposition: Provides the short-pulse, high-energy output required for Pulsed Laser Deposition of thin films and advanced materials.
Optional attachable 2nd harmonic generator: Enables convenient frequency doubling for applications requiring green output from the fundamental wavelength.
Optional stand-alone harmonic modules: Supports 2nd, 3rd, 4th, and 5th harmonic generators for visible and UV wavelength generation.
Optional UV optics protection: Stand-alone air purging unit is available to extend the lifetime of UV optics during harmonic operation.
Optional pulse energy control: Attachable attenuator is available for the fundamental wavelength, enabling convenient adjustment of output pulse energy.
Optional pulse energy monitoring: Attachable pulse energy monitor supports real-time energy diagnostics and process stability monitoring.
Optional seeder for SLM operation: Seed laser option enables single-longitudinal-mode operation for applications requiring narrow linewidth and improved spectral control.

Applications

Laser-Induced Breakdown Spectroscopy (LIBS): High-energy nanosecond pulses for elemental analysis, material identification, mining analysis, metallurgy, recycling, environmental monitoring, and in-situ chemical detection.
Light Detection and Ranging (LiDAR): Short-pulse, low-divergence laser output for range finding, atmospheric LiDAR, aerosol profiling, topographic mapping, wind sensing, and remote distance measurement.
Remote Sensing and Target Designation: High pulse energy and stable Q-switched operation for long-range optical sensing, laser designation, field instrumentation, and defense-oriented measurement systems.
Laser Ablation: Efficient material removal for precision ablation, surface modification, thin-film removal, LCD repair, semiconductor processing, microelectronics rework, and laser cleaning.
Laser Marking and Engraving: Nanosecond pulse performance for permanent marking, engraving, serialization, traceability codes, and high-contrast processing of metals, ceramics, glass, polymers, and coated materials.
Pulsed Laser Deposition (PLD): High-energy pulsed output and optional harmonic generation for thin-film deposition of oxides, nitrides, superconductors, semiconductors, transparent conductive films, and advanced research materials.
Laser Shock Wave Generation: Generation of high-pressure shock waves for laser shock peening, material strengthening, adhesion testing, dynamic material studies, and high-strain-rate physics experiments.
Nonlinear Optics and Harmonic Generation: Fundamental 1053 nm or 1064 nm output with optional 2nd, 3rd, 4th, and 5th harmonic generation for UV and deep-UV applications down to 211 nm.
UV Laser Processing: Frequency-converted output for micromachining, microstructuring, precision drilling, polymer processing, glass processing, and high-resolution material modification.
Scientific Research and Laboratory Instrumentation: Compact, air-cooled Q-switched laser source for spectroscopy, photophysics, plasma generation, nonlinear optical experiments, and university or industrial R&D laboratories.
Plasma Generation and Diagnostics: High peak power nanosecond pulses for laser-produced plasma studies, plasma spectroscopy, ignition experiments, and time-resolved diagnostic systems.
Photoacoustic Spectroscopy and Imaging: Pulsed laser excitation for photoacoustic signal generation in biomedical imaging, gas sensing, material inspection, and analytical instrumentation.
Laser Ultrasonics: Non-contact ultrasonic wave generation for nondestructive testing, composite inspection, weld evaluation, crack detection, and remote material characterization.
Pump Source for Optical Parametric Oscillators and Amplifiers: High-energy, short-pulse operation suitable for pumping OPO, OPA, dye laser, and tunable laser systems across visible, UV, and infrared wavelength ranges.
Time-Resolved Spectroscopy: Low-jitter triggering and nanosecond pulse duration for pump-probe experiments, fluorescence lifetime studies, transient absorption measurements, and fast optical diagnostics.
Mass Spectrometry and MALDI Research: UV harmonic options for laser desorption, ionization studies, analytical chemistry, bioanalysis, and advanced mass spectrometry source development.
Micromachining and Precision Materials Processing: Controlled pulse energy and optional attenuation for drilling, cutting, scribing, trimming, surface texturing, and selective removal of thin layers.
Semiconductor and Electronics Manufacturing: Laser processing for wafer repair, thin-film patterning, conductive layer removal, failure analysis, microelectronic component modification, and display panel repair.
High-Resolution Display and LCD Repair: Precise laser ablation for pixel repair, defect correction, metal line trimming, and display manufacturing process development.
Environmental Monitoring: LIBS and LiDAR-based detection of aerosols, pollutants, particulates, soil composition, water contaminants, and hazardous materials in remote or field-deployable systems.
Geology, Mining, and Mineral Analysis: Elemental identification and mapping of ores, rocks, soils, and mineral samples using LIBS and laser ablation techniques.
Forensics and Security Screening: Rapid material identification, trace residue detection, explosive detection research, and standoff analysis using laser-induced plasma and optical spectroscopy.