Used NIKON i7B #293797468 for sale

NIKON i7B is a state-of-the-art semiconductor wafer stepper that is specifically designed to produce extremely high-quality and precise overlay registration. The stepper uses a laser interferometer to achieve high accuracy overlay registration and excellent photo-mask alignment. I7B comes with a comprehensive suite of features, enabling advanced lithographic processes to be performed. It incorporates a low-noise equipment design, providing excellent throughput and reduced cycle times. The patented laser autofocus system provides excellent overlay repeatability and improved wafer-to-wafer registration accuracy. The machine is also equipped with a multi-zone front-end pre-alignment unit, allowing for the highest accuracy repeatability and alignment in the industry. NIKON i7B comes with a step-and-repeat scanner featuring a 100mm imaging area and a high-precision motor drive machine for improved step-and-repeat accuracy. In addition, the machine is equipped with a flexible exposure/resolution setting for unmatched exposure control. The machine also supports the use of binary phase shift masks (BPSM) for improved resolution over conventional mask designs. I7B is a highly reliable machine, with a MTBF (mean time between failures) of more than 200 years. The machine also comes with an in-line monitor, allowing for constant quality control throughout the process. With its advanced quality control measure, NIKON i7B enables extremely high yield rates, stay-on specifications and extended service life. I7B is a revolutionary semiconductor wafer stepper, offering unmatched precision, quality and repeatability. Its advanced features and design make it an ideal choice for high-end lithographic processes. With its combination of cutting-edge technology and proven reliability, NIKON i7B is designed to provide years of reliable operation and meet the most demanding requirements of the semiconductor industry.