Used ULTRATECH 2244i #9224412 for sale

ULTRATECH 2244i Wafer Stepper is a semi-automated inspecting machine used to increase the throughput and accuracy of inspecting semiconductor wafers in the production process. 2244i's features make it suitable for a variety of inspection applications. It has an advanced imaging equipment that uses contrast and scrutiny to accurately detect contaminants and flaws with a fast and reliable system. The software-controlled unit is configured to auto-track, scan, and accumulate data while constantly monitoring pattern registration throughout the process. Additionally, the machine includes a short-wavelength UV digital imaging machine along with light sources, power supplies, optics, encoders, and Smart Series Camera CCD with LCD display. ULTRATECH 2244i has several safety features. It is enclosed by a protective transparent hood that shields the operator and provides high-efficiency lighting with safety interlocks that are designed to prevent unauthorized access to the machine. 2244i meets IEC 61508 safety standards. ULTRATECH 2244i has a high-speed base plate assembly that allows for long-term repeatability when exposing wafers in the inspection process. The gauge accuracy is ± 10µ and the tool is capable of handling 200mm wafers. The asset also includes a vacuum chuck to secure the wafers during the process. The operator interface allows single or dual-piece inspection with adjustable parameters. The automatic software is used for continuous inspection and analysis of defects. 2244i is built with a stainless-steel frame and case for enhanced safety and corrosion resistance. ULTRATECH 2244i can be used in a variety of processes such as defect inspection, void detection, particle identification, litho inspection, and CD mapping. Its software is designed for live monitoring during the inspection process and has a friendly interface. 2244i is an efficient and reliable machine that is consistent and fast. The machine's design and safety features make it suitable for a variety of inspection tasks and it can be configured to meet specific needs and requirements.