VibroScan QTec Xtra 3D Scanning Vibrometer

VibroScan QTec Xtra 3D三维扫描式激光测振仪

全新一代 – 激发无限可能

在研发领域，Polytec 三维扫描式激光测振仪是噪声和振动测量的前沿设备。其配备三个独立扫描头，能全方位捕捉各振动方向的精确信息，为研究提供关键数据。

VibroScan QTec Xtra 3D 应用广泛，在噪声、振动与声振粗糙度（NVH）、声学、结构动力学等多个领域，都发挥着重要作用。它可精准确定工作变形和固有模态，频率覆盖范围高达 32MHz，满足复杂场景的高精度测量需求。

这款设备兼容性强，能与计算机辅助工程（CAE）环境无缝对接，为三维几何建模、模态分析及自动化流程，提供便捷高效的接口，提升工作效率。它采用获专利的 QTec® 多通道干涉技术，增强了红外激光测振仪（SWIR）的信号质量，大幅提升光学灵敏度，缩短测试时间。凭借该技术，设备在黑暗环境，面对生物样本、旋转或移动物体，都能稳定精准测量。这一安全可靠的激光技术，在远距离测量场景中优势突出，为科研工作提供坚实的数据保障。

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需要报价

亮点

非接触式全场振动测量，具备类似有限元模型（FEM）的空间分辨率
在工程表面上拥有最佳信噪比
借助QTec®技术，速度提升10倍
可升级至振动速度30m/s、频率32MHz
先进的几何处理功能，有助于呈现有价值结果
基于人工智能的网格生成
扩展的评估和脚本编写选项
开放的应用程序编程接口（API）和驱动程序

QTec® 多通道干涉技术 - 更快输出结果

专利 QTec^® 多通道干涉技术，为红外激光测振仪（短波红外）的信号质量带来了质的飞跃。凭借这一先进技术，在各类表面开展测量工作时，都能以极高的光学灵敏度实现高保真度的数据采集。这一特性使得测试时间大幅缩短，即便是面对深色物体、生物样本，或是旋转、移动中的目标，也能高效完成测量任务。

该技术采用的激光安全性极高，在应对远距离目标测量这类极具挑战性的应用场景时，表现堪称完美。有了 QTec^®，振动测量工作变得前所未有的高效、便捷与可靠，能为您提供最为坚实、清晰且无可争议的测量结果。

了解更多

VibroScan QTec Xtra 3D 用于模态测试，配备移动工作站并通过 RoboVib® Bench 实现自动化操作

视频

VibroScan QTec – a new class for new ideas

Get to know a new technology for full-field optical vibration measurement. VibroScan QTec is the most compact scanning laser vibrometer featuring the unrivaled data quality based on patented multi-path interferometry. The video shows how you can transfer measurement quality and productivity to your applications and easily expand VibroScan QTec to 3D vibration measurement capability.

QTec® multipath interferometry for fast and efficient vibration measurement

The patented QTec® laser technology reinvents laser vibration measurements by eliminating the root cause of noise, delivering superior optical sensitivity and enabling high-fidelity measurements on all technical surfaces – whether rotating, moving or dark. In order to achieve this, QTec vibrometers from Polytec use an innovative multi-path interferometry with diversity reception, that balances the information from the highest signal level of each path with patented algorithms, resulting in an always stable signal. This patented laser technology leads to faster, easier measurements and consistent results for all research, development and production testing efforts.

全自动3D校准

全新的机器视觉技术赋能非接触式 VibroScan QTec Xtra 3D 三维扫描式激光测振仪，使其操作便捷顺手，与单点式激光测振仪异，极大降低了操作人员的培训门槛。在医疗工具高频测试中，精准获取高保真数据至关重要，应力与应变测量亦是如此，而自动校准3D校准，即使三束激光激光精确重叠至某一测点则是达成这一目标的核心要点。借助基于机器视觉的 “全自动3D 校准” 特性，三维扫描式激光测振仪在 X、Y、Z 三个轴向上均可实现微米级别的校准精度，不仅能让测试前期的准备工作更加高效，还能保证测量结果具备极高的可靠性。

量身定做的三维扫描式激光测振仪

搭配适配的配件，即便是极为微小的部件，您也能够精准测量，同时还能对噪声进行定位与激发，轻松攻克复杂的几何形状以及多样的测量设置难题，哪怕是在严苛的测试台工况下或是风洞环境中，也能顺利开展测量工作。其配备的机器视觉工具，极大地简化了测试前期的准备流程；而专业的计算机辅助工程（CAE）接口，不仅支持基于模态的有限元模型验证，还能胜任基于应变的验证工作，可直接导入各类几何数据。凭借先进的几何处理技术，测量结果得以直观且精准地呈现，助力您深入洞悉振动结构的内部状况、动力学运行规律以及声学特征。

该设备配备功能强大的自动化接口，无论是运用 MatLab™软件，还是使用您自行编写的程序，都能高效完成复杂的评估任务，实现模态测试的全面自动化操作也不在话下。从小至微米级元件、大到工业级大型设备等，Polytec均精心打造了成熟、全面且高效的定制化振动测量解决方案。

VibroScan QTec Xtra 3D 搭载于电动支架 PSV-A-T51 上，适用于 3D 测量系统

VibroScan QTec 扫描式振动仪，采用紧凑型配置，配备台式支架 PSV-A-T34

适用于VibroScan QTec Xtra 3D的移动工作站PSV-A-018

VibroScan QTec – 專利數據品質

您是否需要快速且可靠地生成區域振動數據？配備QTec®多路徑干涉儀的掃描式雷射都卜勒振動計正是您的解決方案。操作簡便、速度迅捷、性能可靠。

信号质量显著优化，可靠性跃升至全新高度
测量速度大幅提升，相较以往快达 10 倍之多
设置流程尽显用户友好，灵活度实现飞跃式增长
业内首款配备 QTec® 技术的氦氖（设备），引领行业新发展
技术规格全面改良，性能表现更臻完美

透過我們的影片系列，深入探索「五大卓越特质」。

Specifications

Measurement characteristics

Max. Frequency Bandwidth	DC bis 32 MHz
Measurands	velocity, displacement, acceleration
Max. velocity	30 m/s
Velocity ranges	1 mm/s bis 30 m/s
Best resolution velocity	4 nm/s/√Hz
Best resolution displacement	< 0.1 pm/√Hz
Max. acceleration	10000 km/s²
Signal Processing	Dual FPGA design, 960MSamples/s

Optics

Optical design	Patented QTec® heterodyne multi-path interferometer utilizing reception diversity.
Optical Signal Robustness (OSR)	10,000 mm/Dropout, Speckle-free measurment
Signal optimization	3 steps
Speckle tracking	3 steps
Measuring laser	Wavelength 1,550 nm (SWIR: infrared, invisible), laser power < 3,3 mW (automatic adaptation)
Pilot laser	Wavelength 520 nm (green), laser power <1 mW, dimmable in 5 steps
Pilot laser angular deviation	<< 0.03°
Laser noise	Linewidth (Lorentzian) <100 Hz (determines distance-dependent noise)
Laser wavelength	Stability +/- 50 pm
Laser MTTF	> 100,000 h expected (SWIR laser)
Laser wavelength pilot laser	510–530 nm (green)
Laser safety class	Class 2
Smallest laser spot	<30µm (3 overlapping beams)
Measurement field size	several m²
Working distance	~ 500mm … 10m
Measurement of small objects	down to mm² range
Focusing	Manual and software-controlled focusing
Geometric measurement	LiDAR Sensor coupled to scanners

Camera

Camera resolution	Full HD
Zoom	120x
Optical zoom	30x
Viewing angle	63,7° (wide) to 3,2°

Scanning

Scan angle	50° × 40°
Angular resolution	<0.0008°
Point stability	<0.001°/h
Max. scan points per second	50
Scan point density	512 × 512 scan points, configurable for higher resolution
Scanner control	via software, external control interface for tracking and continuous scanning vibrometry

Connectivity

Communication interfaces	Ethernet, WiFi, external scanner control
Synchronization between components	80 MHz Clock,star shaped distribution

Data acquisition

Signal outputs	Vibrometer: 3 BNC connectors for vibration signals, switchable between velocity, displacement, and acceleration, 16-bit, 960 MSamples/s 5 BNC connectors for signal generator, up to 10 V, max. 32 MHz, 16-bit, 960 MSamples/s BNC connector for sync (TTL)
Signal generator output voltage	+/- 10V
Signal inputs	13 BNC connectors for reference channels (10 BNC, max. 200 kHz, IEPE, TEDS, 24-bit; 3 BNC, max. 32 MHz, 14-bit)
Digital inputs/outputs	1 BNC connector for sync (TTL), programmable as AUX OUT 4 BNC connector for trigger/gate/encoder, programmable as AUX IN

Secure the investment

Software updates	Online and offline with Polytec Update
Extended manufacturer warranty	5 years

System

Configuration and Data Acquisition Software	PSV Software, pre-installed on the high-performance laptop included in the package. Alternatively: Can be run on any high-performance Windows 11 laptop
Operating temperature	-10 °C … +45 °C (14 °F ... 149 °F), passive fanless cooling up to 40°C (104°F)
Power consumption	<70 W typical per Scanning Vibrometer; < 300 W total system
Portability	Compact All-in-One-Design
Dimensions Vibrometer (W × L × H, including handle)	187 x 391 x 177 mm (7.3 x 15.4 x 7.0 in)

PSV Software

Setup

Workflow	Step-by-step user guidance from setup to measurement
Calibration of laser movement	Automatically or manually via image processing
Setup of the vibrometer in the room	Automated 3D alignment with 30 µm accuracy (3-laser beam superposition)
Geometries for defining measurement points	AI-assisted automatic grid generation Manual: Construction from basic geometries and points Import: From CAD/FEM or geometry scans as STL, OBJ, or PLY files
Geometry measurement	3D geometry via integrated distance sensor
Geometry import	Universal File Format (UFF, UNV), STL, OBJ, PLY, ASCII (CSV), ASAM ODS (some optional)
Geometry and texture import option	OBJ, PLY for photorealistic representation of ODS
Geometry editing option	Refinement, coarsening, creating connections
3D Geometries - edge detection	Detection of laser shadowing on 3D edges with a definable tolerance range
Displacement compensation of the measurement grid under load	Image processing with marker tracking
Focus assignment	Automated or manual assignment to points or components
Calibration of the pilot laser offset to increase local precision	Yes, for strain measurement

Data acquisition

Central data model	Open SVD file format (vibration data from vibrometers and external sensors, video images, measurement settings)
Synchronization of measurements between system components	automatic
Synchronization of multi-device setups	Ethernet, trigger
Remote control of vibrometers	Multiple vibrometers for 3D measurements, including reference vibrometer
Signal waveforms from the signal generator	Predefined signals (sine, random, chirp, burst, sweep) and user-defined signals, including uncorrelated signals for MIMO
MIMO measurements	Principal Component Analysis (PCA), partial coherence
Real-time signal analysis	Yes, triggers intelligent averaging and signal enhancement

Data evaluation

Analysis (spectral)	FFT and time-domain analysis in parallel Powerful cursors: Difference, Harmonic, Maximum, Band Curve fitting for damping analysis (-3dB, Zeta, Q) Display of amplitude, phase, real, and imaginary components Calculation of FRF, H1, H2, AP, CP, ESD, PSD, and coherence Peak finder in the frequency spectrum
Analysis (deflection shapes / ODS)	Frequency- or band-selective 1D and 3D animation Free selection of clipping plans and profile sections Display and animation in false colors, video image skin," or imported texture Showing and hiding components/groups of measurement points, editable point index
Stress and Strain calculation option	StrainProcessor Postprocessing Software
Analysis (time, rotational speed, order)	Cursor modes: Delta, Harmonic, Maximum, Band Damping estimation with damped sine fit (-3 dB, Zeta) Campbell and waterfall plots

Data import and export

Import and export filters	Vibration data: universal file format (ASCII, Binary), ASCII, WAV, ATFX, MEscope Geometry: universal file format, STL, ASCII CSV, ATFX, MEscope (some optional) Graphics and animations (export only): GIF, JPG, BMP, TIFF, PNG, Animated GIF, MP4, WMV Import of external measurement data to measurement points of the PSV measurement grid
Export of animations of modal shapes or time data (wave propagation)	Animated GIF, MP4, WMV

Automation & Scripting

Programming Interface (API)	Programming and scripting interface Polytec File Access: API for retrieving, programming, and scripting via external applications that support the Component Object Model (COM), e.g., Visual Basic .NET®, C#, MATLAB®, LabVIEW™, and Python(TM).
Macro programming	Compatible with Visual Basic® for Applications (VBA) for automating test routines and evaluations. Includes sample macros for a quick start.
Robotics Interface	RoboVib Software (KUKA) and RoboVib Bench Software (automation using a turntable)
Drivers	Open-source drivers (Linux, Windows) for integration into external applications, with programming examples in C++, Python, LabVIEW, and MATLAB

Postprocessing

SignalProcessor

Spreadsheet for applying mathematical operations to measurement data. Suitable for real-time data and post-processing. (optional)

Software maintenance

Basic software maintenance	1 year of software updates included
Advanced software maintenance	Additional maintenance and software updates. Available in 12-month increments.
Software option package for universities	Software options bundle including lifetime software maintenance for universities and education (terms and conditions apply).