Automated optical inspection for production lines

We design, integrate and support machine vision systems that detect surface defects, verify assembly completeness and guide robotic handling — at line speed, without stopping production.

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What we deliver

Surface defect detection

Scratches, dents, contamination and coating faults on metal, glass and polymer parts, classified in real time.

Dimensional measurement

Non-contact gauging with sub-pixel edge extraction and calibrated telecentric optics for tight tolerances.

Assembly verification

Presence, orientation and part-number checks before a unit leaves the station, with full image traceability.

Vision-guided robotics

2D and 3D pose estimation for bin picking, placement and de-palletising, integrated with existing PLC logic.

Code and label reading

DataMatrix, QR and OCR on low-contrast or curved surfaces, including direct part marking.

Retrofit and support

Upgrading legacy inspection cells, re-calibration, spare optics and on-site commissioning.

Platform

AcquisitionGigE Vision and USB3 Vision cameras, 0.4–65 MP, monochrome and colour
IlluminationStrobed bar, dome, coaxial and backlight modules with controlled trigger delay
ProcessingClassical CV pipelines combined with trained defect classifiers where geometry alone is not sufficient
ThroughputTypically 20–400 parts per minute depending on optics and part handling
IntegrationPROFINET, EtherNet/IP, Modbus TCP and digital I/O; results archived with the source image
EnvironmentEnclosures rated for dust, coolant mist and continuous three-shift operation

Contact

Sigma Machine Vision

Technical enquiries: info@sigmamachinevision.com

For a quotation, please include part drawings, cycle time and the defect classes you need detected.

We reply to technical enquiries within two business days.