3i provides optical-based automatic inspection equipment and the supporting software for TFT-LCD manufacturing fabs to increase yields by detecting process defects, monitoring yield impacted process variations, and developing customized applications to extract and analyze the deficiencies in the fab manufacture process.

3i's TFT-LCD automatic optical inspection platform is a high-speed, intelligent machine vision system that integrates the world's best microelectronic optical inspection technology, large-scale high-precision motion control technology and advanced defect-detection algorithms.

3i is committed to working closely with its customers and technical partners to develop and deliver customized TFT-LCD defect inspection tools with innovative fab applications and cost effective solutions.