VibroScan QTec Xtra Scanning Vibrometer

VibroScan QTec Xtra扫描式激光测振仪

全新一代 – 激发无限可能

全新的VibroScan全场扫描式激光测振仪，在噪声、振动与声振粗糙度(NVH)、声学、结构动力学、超声学、有限元模型(FEM)验证以及无损检测(NDT)等多个关键领域，精准测定工作模态和固有模态。其高达32MHz 的工作频率上限，更是为众多复杂的测量任务提供了有力支持，使其应用范围极为广泛，成为众多科研人员和工程师手中不可或缺的得力工具。
VibroScan QTec Xtra 所采用的专利 QTec^® 多光路干涉技术，堪称该设备的“智慧核心”。这项技术对激光测振仪的信号质量进行了全方位的优化提升。在实际测量时，无论面对的是深色的物体，还是生物材质制成的特殊样本，亦或是处于旋转、移动状态等复杂工况下的对象，它都能凭借超高的光学灵敏度，实现高保真度的精准测量。
VibroScan QTec Xtra 扫描式激光测振仪在便携性方面同样表现出色。与此同时，VibroLink 以太网数据接口发挥着至关重要的作用，它不仅能够稳定、高效地将振动测量数据传输至笔记本电脑，确保数据的准确无误，还具备自动化接口的功能，为实现测量过程的自动化提供了便利条件。

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亮点

非接触式全场测量，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
使用 QTec® 技术，速度提升高达 10倍
可升级至振动速度 30m/s、频率32MHz
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
可升级为三维系统

QTec® 多通道干涉技术 - 更快获取结果

拥有专利的 QTec^® 多路径干涉仪技术，以突破性的创新，全方位提升红外激光测振仪（短波红外）的信号品质。其光学灵敏度达到业界顶尖水平，能够在各类材质的表面上实现高保真测量，显著缩短测试周期。无论是面对深色材质、生物组织，还是旋转、移动的物体，都能精准捕捉振动信号，高效完成测量任务。

该激光技术具备卓越的安全性，即使在远距离目标测量等极具挑战性的应用场景中，也能游刃有余地发挥其性能优势。QTec^® 的诞生，彻底革新了振动测量方式，使得测量过程更加快捷、操作更加简便，测量结果的可靠性也大幅提升，为您提供最稳定、最精准的测量数据，为各类科研与工业应用提供坚实的数据支撑。

了解更多

3D操作如1D一样简单

将三台独立的 VibroScan QTec组合，即可精确测量器件的XYZ三维振动矢量。

配套的前端精度达皮秒级，可轻松同步另外两台测振仪，并且内置了具备多输入多输出（MIMO）功能的信号发生器，为测量工作提供稳定且强大的信号支持。PSV 软件在整个测量过程中发挥着关键的引导作用，它能够精准探测各个 VibroScan QTec 相对于被测物体的空间位置，实现三束激光的完美同步，并将其精准聚焦于被测物体上仅为微米级大小的测量点。测量完成后，所获得的结果会自动转换到有限元模型（FEM）坐标系中，进而依据振动方向生成直观生动的动态演示，助力用户深入理解振动特性。

VibroScan QTec 3D Xtra 模态测试系统——此处配备移动工作站，并通过RotoVib实现自动化操作 — VibroScan QTec 3D Xtra 模态测试系统——此处配备移动工作站，并通过RoboVib® Bench实现自动化操作

Non-contact vibrometry for meso-components and microstructures

From cm² to the µm range: Learn how VibroScan QTec precisely characterizes the dynamic properties of small, embedded structures such as camera modules, MEMS microphones, or bonding wires, and how it extends the measurement setup into the meso and micro ranges with compatible additional optics.

Learn more about vibration measurement in small, embedded structures

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.

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 <10 mW
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	<4µm (3 overlapping beams)
Measurement field size	> 10 m²
Working distance	~ 125mm … 100m
Measurement of small objects	Close-up Unit featuring Micro Scan Lenses or Microscope Extension
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: 1 BNC connector for vibration signal, switchable between velocity, displacement, and acceleration, 16-bit, 960 MSamples/s 1 BNC connector (3 with optional front-end) for signal generator, max. 32 MHz 16-bit, 960 MSamples/s BNC-Anschluss for Sync (TTL)
Signal generator output voltage	+/- 2 V (10 V with optional front-end or A-AMP-0001 amplifier)
Signal inputs	Vibrometer: 2 BNC connectors for reference channels, max. 200 kHz, IEPE, TEDS, 24-bit Front end (optional): 4 BNC connectors for reference channels, max. 200 kHz, IEPE, TEDS, 24-bit 3 BNC connectors for reference channels, max. 32 MHz, 14-bit
Digital inputs/outputs	1 BNC connector for sync (TTL), programmable as AUX OUT 1 BNC connector for trigger/gate/encoder, programmable as AUX IN

Secure the investment

Software updates	Online and offline with Polytec Update
Upgradable for 3D Measurements	yes
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
Portability	Compact Compact All-in-One-Design; suitable for checked airline baggage
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	n.a.
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
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 small objects

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	Several vibrometers, including a 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
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.
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).