Interferometric Distance Measurement
on the Nanometer Scale.
quDIS Interferometric Distance Measurement - three channels in the 19" rack.
- Overview
- Applications
- Specifications
- Accessoires
- Downloads
Key Features
| Interferometric distance measurement |
| < 0.05 nm signal stability |
| Absolute distance measurement |
| 0.1 … 20 m working distance |
| 25 MHz bandwidth |
| 1 m/s target speed |
| 3 sensor axes, multiple devices |
Applications
The broad spectrum of optical technology and the fields of application of the interferometer are as ambivalent as its purposes in industry and research.
Specific applications
Specifications
| Specification | Value | Unit |
|---|---|---|
| Resolution | 1 | pm |
| Signal stability *1 | < 0.05 | nm |
| Signal stability, absolute distance *2 | < 200 | nm |
| Bandwidth relative / absolute *3 | 25 | kHz |
| Working distance *4 | 0.1 ... 20 | m |
| Target speed | 1 | m/s |
| Laser power (class 1) | < 400 | µW |
| Wavelength | 1 535 | nm |
| Fiber input connectors | FC Narrow-Key-Slot Mating Sleeves | |
| Axes | 3 | |
| Synchronization | multiple devices | |
| Upgradeable | Absolute distance measurement | |
| Interface | USB 3.0, Ethernet | |
| Software | GUI, DLL, LabView, Python, Command line | |
| Dimensions | 440 x 300 x 50 | mm x mm x mm |
| Power consumption | < 50 | W at 100 to 230 VAC |
*1: relative distance RMS@ 100Hz, 2s, 200mm
*2: absolute distance RMS@ 100Hz, 200mm
*3: @ 1000mm, distance dependend
*4: sensor head dependend
Accessoires and Upgrades
Sensor Heads
Different applications require different constrains for collimation, focussing and beam profile or UHV and low temperatures.
Absolute Measurement
Determination of absolute distances within the wavelength range.
Compensation of huge height differences or beam interruptions.
quTIP
Tracking unit with spherical reflectors for 3D coordinate measurement systems.
Automated tracking or object/prototype examination.
Ambient Measurement Unit (AMU)
Analysis of environmental parameters like temperature and pressure.
Failure correction, Measurement of refractive index.
quCATCH
Fibre coupling unit for fast and automatic laser coupling.
Quick calibration measurement even at separated locations.
Reflectors
Different reflector solutions: Retroreflectors, plane or parabolic mirrors.
Temperature caused deformation and signal stabilisation.
