Used NIKON NSR 204B #293805264 for sale

NIKON NSR 204B is a multi-field, high-precision microlithography stepper specifically designed for integrating optics on wafers. NIKON NSR-204B offers a wide range of high-resolution stepper capabilities, such as advanced multi-field alignment and focus control, high throughput and repeatability, and ensures accuracy and yield for the production of complex semiconductor devices. The advanced alignment system of NSR 204B enhances precise motion and tracking accuracy by aligning multiple fields over a large area. It also provides rapid position sensing and alignment correction to make sure that devices are placed in an accurate, repeatable way. Additionally, NSR-204B offers automated focus feed-forward and focus control functions during exposure, allowing for precise control of the focus level throughout wafer exposure. NIKON NSR 204B also provides a high-throughput, repeatable process for advanced wafer exposure. Its high-precision 3-axis linear tracer and opto-mechanical encoder provide precise wafer tracking and accurate field alignment. Additionally, the stepper offers a unique multi-field exposure mode that enables large wafer sizes to be exposed in parallel, along with a high-speed scan mechanism that can reduce exposure time up to 30%. In addition, NIKON NSR-204B provides advanced metrology capabilities, such as off-axis critical dimension measurement and defect inspection. Its automatic adjustment routine allows for the optimization of device shape and size, while its advanced optical system ensures precise pattern placement and high-resolution imaging. Its automated exposure optimization system also allows real-time monitoring and control of exposure parameters to ensure that wafers are exposed accurately and quickly. Overall, NSR 204B is a high-precision microlithography stepper specifically designed for the integration of optics on wafers. Its advanced features and capabilities guarantee accurate and repeatable wafer exposure, providing a reliable and cost-effective solution for microfabrication.