Used ULTRATECH 1100 #9244754 for sale

ULTRATECH 1100 is a high-performance presence wafer stepper, allowing users to automatically align and measure substrates in a highly versatile and reliable manner. This machine is ideal for processing thin substrates, such as semiconductor wafers, with micron level accuracy and uniform throughput rates. It is equipped with a large 23-inch stage allowing for exacting alignment and measurements. 1100 comes with an auto alignment system which allows precise scan line placement and alignment of the substrate's surface with wafer masks and device layers. This ensures high productivity and yields while reducing errors and nonconformities. The stepper is designed with a multi-layer mapping system to precisely image edges of the substrate and make intricate adjustment for optimal alignment, giving the highest levels of accuracy. Processing with ULTRATECH 1100 is automated, allowing for full digital control over alignment, exposure, and measurement. This enhances throughput rates without sacrificing quality. The stepper can be configured with various vacuum techniques to allow for robust handling of substrates. Its robust design ensures repeatable exposure process which minimizes the possibility of variations in quality between substrates. 1100 also provides an advanced pattern recognition system to facilitate detailed inspection and analysis. Its surface mapping capabilities allow operators to examine wafer-to-wafer performance and make necessary adjustments. The stepper is also equipped with on-board strain gauges to precisely measure substrate curvature for further image manual/ at-site compensation and optimization. In addition, ULTRATECH 1100 provides excellent performance and broad compatibility with microfabrication processes. It supports a wide range of processing technologies including oxidation, implantation, etching, spin coating, and photoresist spin techniques. With its intuitive software, the stepper is easy to operate and supported by online resources. 1100 is a highly reliable wafer stepper for semiconductor processing that provides the highest levels of accuracy and throughput.