MASK AOI
Front side : Particle
Pellicle Side: Particle, scratch, pinhole
Glass Side: Particle, scratch, water mark, contamination
Pellicle frame : Particle
Feature
1. Capability:Pellicle/glass side particle: >5um Pellicle frame : Particle >15um 2. Both side inspection without flipping mask 3. Particlesize categorization 4. Particle/defect management before & after exposure 5. OHT support 6. Class 1 cleanliness 7. SECS/GEM support