OAI 808 Aligner

The OAI Model 800 Mask Aligner is a semi-automated, four-camera, optical front- and backside mask Aligner. It delivers ultra-precise (1µm-2µm) alignment accuracy. This mask Aligner also features motorized backside focus, motorized auto leveling and auto gap setting.

Specs:
Size: 2", 100mm, 150mm, 200mm, Pieces
Thickness: 0.1 - 10mm
Mask Size: 4"x4"; 5”x5”, 7”x7”, and 9”x9”

Alignment accuracy:

• Top side alignment: ± 1.0µm 3σ.
• Bottom side alignment: ± 1.25µm 3σ.
• Large gap alignment: Option / ± 1.5µm 3σ.

Resolution:

•  Vacuum + Hard Contact ≤ 1 µm.
•  Hard Contact ≤ 1.5 µm.
• Soft Contact ≤ 2.0 µm.
• Proximity ≥ 3.0 µm.

Exposure:

• Wave length: 350 - 450nm.
• Mercury arc lamp: 350 W.

Learn more about lithography deposition technique and associated tools.