Auniontech PHOTONICS Beam Shaper & Beam Splitter
| Brand | Auniontech |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Optical Component |
| Model | Custom DOE Beam Shaper & Splitter |
| Optical Design Principle | Diffractive Optical Element (DOE) with All-Reflective Architecture |
| Compatible Laser Types | Ultrafast Pulsed (≥300 fs), High-Power CW (up to kW-level) |
| Supported Wavelengths | 343 nm, 355 nm, 450 nm, 515 nm, 532 nm, 1030 nm, 1064 nm |
| Aperture Options | Ø25 mm, Ø50 mm |
| Beam Profile Outputs | Top-Hat, Annular, Donut, Axicon, Multi-Spot Arrays |
| Compliance | ISO 10110 Surface Quality, RoHS, CE Marking for Optical Components |
Overview
The Auniontech PHOTONICS Beam Shaper & Beam Splitter is a precision diffractive optical element (DOE) engineered for deterministic laser beam manipulation in industrial, scientific, and medical laser systems. Unlike refractive or absorptive optics, this all-reflective DOE-based device operates on the principle of controlled phase modulation via microstructured surface relief patterns, enabling high-efficiency (>95% diffraction efficiency typical), polarization-insensitive beam transformation without thermal lensing or power-dependent distortion. Designed for integration into existing optical trains, it replaces standard turning mirrors or flat fold mirrors—requiring no realignment of upstream or downstream optics. Its monolithic fused silica or UV-grade silica substrate ensures broadband compatibility across ultraviolet to near-infrared spectra, while its dielectric multilayer coating supports peak reflectivity >99.5% at designated wavelengths and withstands fluences exceeding 5 J/cm² (1064 nm, 10 ns) and >0.5 J/cm² (355 nm, 300 fs).
Key Features
- All-reflective DOE architecture: Eliminates transmission losses, chromatic aberration, and thermal degradation—critical for kW-class CW and ultrafast pulsed lasers.
- Plug-and-play integration: Designed as direct drop-in replacements for standard kinematic mirror mounts (e.g., Thorlabs KM100, Newport UMB1); maintains identical mechanical footprint and mounting interface.
- Multi-functional beam engineering: Simultaneously enables spatial intensity redistribution (e.g., top-hat generation for uniform ablation) and coherent beam splitting (e.g., 1×N spot arrays for parallel processing).
- High-damage-threshold substrates: Fused silica substrates polished to λ/10 surface flatness (RMS) and scratch-dig 10–5 per ISO 10110-7; optional custom coatings for extended UV or mid-IR operation.
- Scalable aperture options: Standard Ø25 mm and Ø50 mm clear apertures; custom diameters up to Ø150 mm available with wavefront error <λ/20 PV over full aperture.
Sample Compatibility & Compliance
This beam shaper/splitter is qualified for use with industrial fiber lasers (IPG, SPI, nLIGHT), ultrafast amplifiers (Coherent RegA, Spectra-Physics Solstice), and excimer sources (Cymer, Lambda Physik). It complies with ISO 10110-3 (surface irregularity), ISO 10110-5 (scratch-dig), and RoHS Directive 2011/65/EU. For GMP-regulated environments (e.g., laser-based medical device manufacturing), documentation includes full traceability of substrate lot numbers, coating deposition logs, and interferometric wavefront validation reports. While not a standalone medical device, it meets essential requirements for Class 1M/4 laser system integration per IEC 60825-1:2014 and supports FDA 21 CFR Part 11-compliant process documentation when integrated into validated laser workstations.
Software & Data Management
No embedded firmware or proprietary software is required—the device operates passively. However, Auniontech provides free downloadable DOE design files (Zemax .ZBF, LightTools .LTS, Synopsys CODE V .DAT) for system-level modeling and tolerance analysis. Each unit ships with a calibration certificate containing measured far-field intensity profiles (via calibrated CCD camera), diffraction efficiency vs. wavelength curves, and M²-independent beam parameter product (BPP) verification data. For customers integrating into automated production lines, ASCII-formatted metrology logs are compatible with LabVIEW, Python (NumPy/SciPy), and MATLAB for statistical process control (SPC) tracking.
Applications
- Laser material processing: Uniform top-hat profiles for consistent thin-film scribing (solar cells, OLED displays); multi-spot arrays for simultaneous drilling of fuel injector nozzles.
- Biophotonics: Annular beams for optical trapping and STED microscopy; axicon-generated Bessel beams for extended-depth-of-field imaging.
- Quantum optics: High-fidelity beam splitting for balanced homodyne detection and multi-path interferometry (e.g., Mach–Zehnder, Sagnac configurations).
- Defense & sensing: Structured illumination for LIDAR beam coding; ring-shaped beams for vortex-based atmospheric turbulence compensation.
- Scientific research: Adaptive beam conditioning in ultrafast pump-probe setups; polarization-maintaining variants available for elliptical harmonic generation studies.
FAQ
What is the maximum average power this beam shaper can handle?
For Ø50 mm versions with standard high-reflection coatings, continuous-wave power handling is rated up to 2 kW at 1064 nm with forced-air cooling; water-cooled mounts enable operation up to 5 kW. Pulse energy limits depend on pulse duration and repetition rate—consult application engineers for specific fluence calculations.
Can I use this component with femtosecond lasers?
Yes. The all-reflective design avoids group delay dispersion (GDD) accumulation. Tested with Ti:sapphire (800 nm, 35 fs) and Yb-fiber (1030 nm, 300 fs) systems; GDD < 5 fs² over 50 nm bandwidth.
Do you provide wavefront error measurements for custom designs?
Yes. Every custom order includes interferometric testing (Zygo Verifire MST) with full Zernike decomposition and PV/RMS wavefront error reporting referenced to NIST-traceable standards.
Is vacuum-compatible packaging available?
Yes. Optional stainless-steel mounting rings with Viton O-rings and outgassing-certified adhesives meet NASA ASTM E595 specifications for space-qualified optical assemblies.
