Catalog excerpts
ILDA Ultra-low focal length micro-Laser Doppler velocimeter (f: 0-500 μm). Velocity and wall shear stress measurements for liquids, gas and micro-particles. Auto-calibrated, non intrusive sensor, no optical adjustments needed. Sensor dedicated to hydro-aerodynamic and micro-fluidic applications.
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Working principle µ-LDV Laser + Photodetector Wall shear stress Technical specifications Technical specifications • Optical source: laser @ 830 nm • Measuring volume (ranges): • Focal length: 0 ≤ f ≤ 500 µm (other focal length: please contact us) • Fringe spacing: 1 ≤ If ≤ 3 µm • Measuring volume dimensions(*): • X-axis: dxtyp = 20 µm • Y-axis: 40 ≤ dy ≤ 120 µm Z-axis: 17 ≤ dz ≤ 40 µm • • Number of fringes: 7 ≤ Nb_f ≤ 20 • Maximum measurable velocity*: 10 ≤ U ≤ 100 m/s • Detection mode: Backward scattering, integrated to the probe • Minimum detectable particle diameter: 500 nm • Standard...
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