AOI Inspection Machine | Automated Optical Inspection for SMT | SMTFullLine

2026-04-21 10:14

AOI Inspection Machine: Essential for Zero‑Defect SMT Assembly

An AOI inspection machine (Automated Optical Inspection) uses high‑resolution cameras and intelligent algorithms to check PCBs for assembly defects after reflow soldering. It is a critical tool for maintaining high yield and customer trust. SMTFullLine offers affordable AOI systems for both benchtop and inline use.

What an AOI Inspection Machine Detects

  • Component issues – Missing, misaligned, wrong polarity, wrong part.

  • Solder defects – Bridging, insufficient solder, cold joints, excess solder.

  • PCB issues – Solder mask scratches, contamination, fiducial damage.

Types of AOI Machines from SMTFullLine

TypeBest ForKey Features
Offline AOILow volume, prototyping, labsManual loading, compact, under $10,000
Inline 2D AOIMedium volume, automated linesConveyor integrated, 12MP camera, color imaging
Inline 3D AOIHigh volume, fine‑pitch, automotiveHeight measurement, lifted lead detection

Why Choose SMTFullLine for AOI

  • Easy programming – Teach components from a Gerber file or by scanning a known good board.

  • Detailed reports – SPC charts, defect maps, and CSV export.

  • Fast support – Remote assistance and spare parts availability.

Stop shipping defects – inspect with confidence.
Request an AOI demo at SMTFullLine.com.

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