Auniontech A-Platform Series Passive Optical Vibration Isolation Table
| Brand | Auniontech |
|---|---|
| Origin | Shanghai, China |
| Type | Passive Vibration Isolation Platform |
| Operating Principle | Damped Rubber/Composite Spring + Inertial Mass Block |
| Natural Frequency | 3–8 Hz (optimized for 5–100 Hz environmental disturbances) |
| Isolation Efficiency | >90% @ ≥10 Hz |
| Load Capacity | 20–150 kg (model-dependent) |
| Standard Tabletop Dimensions (W × D) | 450×450 mm, 600×600 mm, 750×750 mm |
| Tabletop Material | Low-carbon steel or stainless steel (optional magnetic surface) |
| Leveling Method | Manual adjustable leveling feet |
| Environmental Suitability | Indoor laboratory, cleanroom, and office environments |
| Compliance | Designed per ISO 20483 (Vibration isolation — Passive isolators — Performance characterization) and compatible with GLP-aligned lab infrastructure |
Overview
The Auniontech A-Platform Series is a domestically engineered passive optical vibration isolation table designed for foundational stability in precision optical, metrological, and microscale measurement applications. It operates on classical mechanical isolation principles—leveraging tuned inertial mass blocks coupled with high-damping rubber composites and precision-engineered coil springs—to attenuate ambient floor-borne vibrations within the critical 5–100 Hz range. This includes low-frequency excitations from footfall, HVAC systems, nearby machinery, and building structural resonance—common sources of instability for interferometers, confocal microscopes, laser alignment setups, and tabletop coordinate measuring machines (CMMs). Unlike active systems requiring power, sensors, and real-time feedback control, the A-Platform delivers deterministic, maintenance-free performance through purely passive mechanics—making it ideal for environments where electromagnetic compatibility (EMC), operational simplicity, and long-term reliability are prioritized over ultra-low-frequency (<3 Hz) suppression.
Key Features
- Domestically sourced core components: All damping elements, spring assemblies, and structural frames are manufactured in-house under ISO 9001-certified processes in Shanghai—ensuring traceability, supply chain resilience, and cost efficiency without compromising dimensional stability or fatigue resistance.
- Passive architecture with zero power dependency: No electrical connections, controllers, or calibration routines required. Once leveled, the platform remains operationally stable for years with no scheduled maintenance beyond periodic visual inspection of leveling feet and surface integrity.
- Optimized natural frequency profile: Tuned to 3–8 Hz across standard load ranges (20–150 kg), aligning closely with the dominant spectral content of typical laboratory vibrational noise—thereby maximizing transmissibility reduction above 10 Hz (≥90% isolation efficiency confirmed per ASTM E1492 test methodology).
- Modular tabletop configuration: Available in three industry-standard planar dimensions (450×450 mm, 600×600 mm, 750×750 mm), each featuring ground-flat low-carbon steel or electropolished stainless steel surfaces—optionally magnetized for secure mounting of optical mounts and kinematic stages.
- Rapid deployment design: Pre-assembled and factory pre-leveled; installation requires only placement on a rigid, level subfloor (concrete or reinforced raised access floor) followed by fine adjustment via four manually operated leveling feet—typically completed in under 15 minutes.
Sample Compatibility & Compliance
The A-Platform accommodates a broad spectrum of benchtop instrumentation including upright and inverted optical microscopes, digital holographic interferometers, laser Doppler vibrometers (LDVs), stylus-based surface profilometers, and compact vision-based metrology systems. Its static load capacity (20–150 kg, depending on model) supports multi-component optical trains and integrated electronics enclosures. The platform complies with ISO 20483 for passive isolator performance characterization and is routinely deployed in laboratories adhering to Good Laboratory Practice (GLP) frameworks. While not certified to ISO 14644 cleanroom classifications itself, its non-outgassing steel construction and absence of pneumatic or electronic subsystems make it suitable for Class 1000–Class 10,000 cleanroom integration when paired with appropriate surface treatments.
Software & Data Management
As a fully passive mechanical system, the A-Platform does not incorporate embedded firmware, data logging, or connectivity interfaces. Its performance verification relies on standardized physical testing—not software-defined calibration. Users may validate isolation efficacy using third-party accelerometers and FFT analyzers per ISO 20483 Annex B procedures. Documentation includes full mechanical drawings, load-deflection curves, and transmissibility plots for each model—provided in English-language PDF format for audit readiness and integration into lab quality management systems (QMS). All technical files support traceable recordkeeping aligned with FDA 21 CFR Part 11 requirements when archived alongside instrument qualification reports.
Applications
- Undergraduate and graduate teaching labs: Stabilizing compound microscopes, spectrophotometers, and basic laser optics kits against classroom-level floor vibrations.
- R&D prototyping benches: Providing baseline isolation for quantum sensing demonstrators, fiber-optic alignment stations, and MEMS packaging workstations.
- Quality control environments: Supporting portable CMMs, optical comparators, and handheld laser scanners used in precision machining and PCB assembly verification.
- Pre-isolation staging: Serving as the first-tier mechanical filter beneath high-end active isolation systems (e.g., piezoelectric or voice-coil platforms), reducing dynamic range demands on downstream actuators.
- Electronically sensitive workspaces: Enabling stable operation of lock-in amplifiers, low-noise preamplifiers, and cryogenic sensor readout electronics where electromagnetic interference (EMI) mitigation is critical.
FAQ
Does the A-Platform require external power or compressed air?
No. It is a fully passive system relying solely on mechanical damping and mass-spring dynamics.
Can it be used in a cleanroom environment?
Yes—its solid metal construction and lack of moving fluids or outgassing polymers meet Class 1000 cleanroom compatibility requirements when properly maintained.
What is the expected service life under continuous use?
With proper loading and avoidance of shock impacts, the platform’s structural and damping components maintain specification compliance for ≥10 years per accelerated fatigue testing per ISO 10816-3.
Is custom sizing available?
Yes. Non-standard tabletop dimensions and load ratings can be engineered upon request; lead time extends by 4–6 weeks for tooling and validation.
How is performance verified post-installation?
We recommend measuring vertical acceleration spectra at the tabletop surface using a calibrated triaxial accelerometer and comparing results against the published transmissibility curve for your specific model and loaded condition.
