Our Focus is on the Customer
OAI is a Silicon Valley-based manufacturer of advanced precision equipment for the Solar, Photovoltaic, Semiconductor, MEMS, and Microfluidics Industries. The company offers a broad portfolio of field-proven products that include mask aligners, UV exposure systems, UV light sources, Solar Simulators, I-V Testers and Reference Cells.
OAI maintains a commitment to long-term relationships as demonstrated by OAI's focus on engineering, service, and customer support. With over 40 years of experience, and thousands of systems in use around the world, the company has earned a reputation for exceptional products, favorable pricing, and superior customer support. OAI products deliver outstanding performance, exceptional versatility, and proven reliability.
Model 200
Tabletop Mask Aligner
The Model 200 is a bench top mask aligner that requires minimal cleanroom space. It offers an economic alternative for R&D, or limited scale, pilot production. More »



