Industrial Testing

Optical Sensors for fast, reliable in-line and end-of-line quality control

Review: Non-Contact Industrial
Process and Quality Control

LM INFO Special
100% Quality Control in Industrial Production

In the manufacturing of parts & goods, engineers take advantage of Polytec's vibrometers, velocimeters and interferometers as flexible measurement tools for

Rapid, non-contact vibration, velocity or surface topography measurement, free of feedback
Completely automated and integrated in the process control
On moving parts, delicate structures, through transparent materials and in tight spaces
Noise control on automotive parts
Quality control of motors, pumps, microelectronics,
PC boards, MEMS, light bulb filaments

Applications

VIB-P-04: 100% Inspection
of Steering Gears

TOP-01: Surface Quality Control of HDD Components

X Noise Measurement
in Micro Drive Systems (Audio PDF)

LSV: Speed Sensor Reduces
Breaks in Paper Unwind

Vibration Sensors

IVS-400 Digital Laser Vibrometer

OFV-2500/534 Production Vibrometer

PDV-100 Portable Digital Vibrometer

PSV-400 Scanning Vibrometer

Quality Control of Membrane Nebulizers

At Pari GmbH, one of the leading manufacturers of aerosol generation systems in Germany, the quality of the nebulizer systems is 100 % tested using a Compact Laser Vibrometer. The quality of a key element of the nebulizer system is ensured by measuring the vibration characteristics of the membrane generating the aerosol.

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Measurement on a nebulizer membrane

LSV Customer Applications

More than 1000 Polytec Laser Surface Velocimeters (LSV) world-wide measure speed and length of moving surfaces with laser precision and without contact on coils, strips, tubes, fiber, film, paper, foil, composite lumber, and almost any other moving materials, including hot steel. Read on about many of our customers' successful LSV applications.

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LSV display of results

Quality Control for Hard Disk Components

A manufacturer of various components for hard disk drives such as bearing sleeves, shafts and disk hubs, uses TopMap systems for quality control along with several other measurement techniques. The quality of fluid dynamic bearings (FDB) is of particular interest.

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