Wafer Vision Inspection Handler:

Wi8i G2

WI8i G2

Benefits

Robust Inspection Algorithm

  • Dynamic Inspection Region Selection
  • Flexible Dimension Measurement
  • Configurable Defects Categorization
  • Customizable E-Map Generation
  • Raw & Mounted Wafer Loading
  • SECS/GEM Ready
  • Data Collection Charting
  • Yield Optimization by Offline Verifier
  • Color Inspection

Sophisticated Hardware Design

  • Imaging by 25 Megapixels High-Resolution Camera
  • Automated & Fast Conversion within 3 Magnification Lenses
  • Raw Wafer Warpage Handling
  • Bernoulli Dual Arm Raw Wafer Robot
  • Intelligent Autofocus Technology
  • Customized LED Lighting
  • Bottom Vision Inspection

Inspection Criteria

Specification

Model Type Wi8i G2
Wafer Input Type & Size

Raw Wafer : 6*(150mm), 8*(200mm), 12*(300mm)

Hoop Ring : 4*(100mm), 6*(150mm), 8*(200mm) – manual loading

Framed Wafer: 6*(150mm), 8*(200mm), 12*(300mm)

Camera Lens  2X 5X 7.5X
Accuracy 2.2μm/ pixel 0.9μm/ pixel 0.6μm/ pixel
Field of view 9.1mm x 9.1mm 3.6mm x 3.6mm 2.4mm x 2.4mm
System Capability

Offline Verifier

Wafer Automated Loader-Unloader