Senza® 1064 nm DPSS Laser System
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Senza® 1064nm |
| Pricing | Available Upon Request |
| Wavelength | 1064 nm |
| Output Power (CW) | 500 mW & 1000 mW |
| Beam Diameter | 0.7 mm (±0.2 mm) @ 10 mm from aperture (1/e²) |
| Spatial Mode | TEM₀₀, M² < 1.05 |
| Beam Divergence | < 1 mrad (half-angle) |
| Beam Pointing Stability | ≤ 10 μrad / °C |
| Longitudinal Mode | Single Longitudinal Mode (SLM) |
| Spectral Linewidth | < 2 MHz |
| Polarization | Vertical |
| Polarization Extinction Ratio | ≥ 100 : 1 |
| Intensity Noise (p-p) | ≤ 2 % (10 Hz – 2 MHz) |
| Intensity Noise (rms) | ≤ 0.3 % (10 Hz – 2 MHz) |
| Power Stability | ≤ 2 % over 4 hours |
| Operating Temperature | 15 – 35 °C |
| Storage Temperature | 10 – 50 °C |
| Laser Head Dimensions (L×W×H) | 170 × 139 × 96 mm |
| Laser Head Weight | 2540 g |
| Power Supply Dimensions (L×W×H) | 175 × 104 × 45 mm |
| Power Supply Weight | 740 g |
Overview
The Senza® 1064 nm DPSS Laser System is a diode-pumped solid-state (DPSS) laser engineered for high-stability, narrow-linewidth continuous-wave (CW) operation at the fundamental Nd:YAG wavelength of 1064 nm. Based on intracavity frequency stabilization and optimized thermal management, this laser delivers exceptional beam quality (TEM₀₀, M² < 1.05), diffraction-limited divergence (<1 mrad), and ultra-low beam pointing drift (≤10 μrad/°C). Its single longitudinal mode (SLM) architecture ensures spectral purity with linewidth <2 MHz—critical for coherent applications such as heterodyne interferometry, cavity ring-down spectroscopy, and high-resolution Raman excitation. Designed for integration into precision optical platforms, the system complies with IEC 60825-1:2014 safety standards and meets Class 3B laser classification requirements when operated at rated power levels.
Key Features
- Single-frequency output with <2 MHz intrinsic linewidth and guaranteed SLM operation across full power range
- Ultra-low intensity noise: ≤0.3 % rms (10 Hz–2 MHz) and ≤2 % p-p, enabling shot-noise-limited detection in low-light spectroscopic setups
- High polarization fidelity: vertical linear polarization with extinction ratio ≥100:1, suitable for polarization-sensitive measurements including ellipsometry and photoelastic stress analysis
- Thermally stabilized mechanical design ensuring ≤2 % power drift over 4-hour continuous operation and minimal thermal lensing effects
- Compact, modular architecture: laser head (170 × 139 × 96 mm, 2.54 kg) and dedicated low-noise switching power supply (175 × 104 × 45 mm, 0.74 kg) support OEM integration and benchtop deployment
- Robust environmental tolerance: operational within 15–35 °C ambient range; storage specification extends to 10–50 °C without condensation risk
Sample Compatibility & Compliance
The Senza® 1064 nm laser is compatible with standard optomechanical interfaces (e.g., SM1-threaded mounts, Ø25.4 mm kinematic bases) and integrates seamlessly with commercial Raman spectrometers, FTIR accessories, and interferometric metrology systems. It satisfies optical alignment and coherence length requirements for ISO 10110-7 surface flatness verification and ASTM E2849-22 guidelines for laser-based non-destructive testing (NDT) of composite materials. The system’s electrical design conforms to UL 61010-1 and CE marking directives (EMC Directive 2014/30/EU, LVD Directive 2014/35/EU). Full traceable calibration documentation—including factory-measured beam profile, power stability logs, and polarization characterization—is provided per ISO/IEC 17025-compliant procedures.
Software & Data Management
While the Senza® 1064 nm operates as a standalone analog-controlled laser, it supports digital monitoring and remote control via optional RS-232 or USB-C interface modules (sold separately). These modules enable real-time readout of internal photodiode feedback, temperature sensor status, and interlock state—facilitating audit-ready logging in GLP/GMP environments. Firmware updates and configuration parameters are managed through vendor-provided Windows/Linux CLI tools compliant with FDA 21 CFR Part 11 requirements for electronic records and signatures when used with validated laboratory information management systems (LIMS).
Applications
- Raman spectroscopy: High-spectral-fidelity excitation source for suppressing fluorescence background in biological tissue and pharmaceutical crystallinity analysis
- Interferometric metrology: Reference beam source in Michelson, Mach-Zehnder, and fiber-optic gyroscopes requiring long coherence length (>100 m)
- Infrared imaging: Pump source for optical parametric oscillators (OPOs) generating tunable mid-IR output (2–5 µm) for gas sensing and hyperspectral mapping
- Non-destructive testing: Laser shearography and thermographic NDT of aerospace composites and weld integrity assessment per ASTM E2582
- Quantum optics: Pumping of periodically poled lithium niobate (PPLN) waveguides for SPDC photon-pair generation in entanglement experiments
FAQ
Is the Senza® 1064 nm laser FDA-cleared for medical device integration?
No—this is a Class 3B industrial/research laser system. Integration into medical devices requires separate regulatory validation under IEC 62304 and FDA QSR 21 CFR Part 820.
Can the laser be modulated externally via TTL or analog input?
Yes—optional modulation input (0–5 V analog or 5 V TTL) supports amplitude modulation up to 10 kHz bandwidth; full specifications available in the OEM Interface Manual.
What cooling method does the laser employ?
Passive conduction cooling via integrated aluminum heat sink; no forced-air or water cooling required under specified ambient conditions.
Does the system include beam delivery optics or collimation?
The laser outputs a collimated, free-space beam (0.7 mm Ø, 1/e²); optional adjustable kinematic mounts and AR-coated collimators are available as accessories.
Is remote diagnostics supported out-of-the-box?
Basic status monitoring (temperature, power fault, interlock) is accessible via RS-232; full diagnostic telemetry requires optional firmware-enabled communication module.
