Used ULTRATECH 1500 #9098751 for sale

ULTRATECH 1500 is a high-precision wafer stepper manufactured by ULTRATECH Inc. It is a critical component of photolithography systems used in modern semiconductor manufacturing process. It accurately transfers patterns generated on a photomask onto semiconductor substrates through a series of steps that includes a light source, optics, stage scanning, and a detector. 1500 is designed to meet stringent requirements for sub-micron patterning and overlay capability. It is based on a linear motor design that provides superior motion control for stepper operation and excellent linearity for high speed patterning. ULTRATECH 1500 is equipped with an opto-mechanical system to optimize pattern transfer accuracy and stability during the exposure process. It features an advanced microlens array design with a high numerical aperture, allowing it to focus light onto narrow lines and small features with great accuracy. 1500 also offers high productivity through improved field uniformity and fast scan speeds. It employs a unique optical design, which reduces geometric distortion and optical aberrations to ensure clean and sharp pattern edges. Additionally, its advanced control system helps in ensuring excellent image quality, pattern uniformity, and overlay control throughout the stepper exposure cycle. ULTRATECH 1500 is designed with enhanced user-friendly features, such as on-board software, which allows users to remotely control the stepper operation without any physical interface. This feature makes it very suitable for critical photolithography applications and shortens the set-up time. In addition, a built-in motor control unit allows for better motor control, enabling faster, smoother, and more accurate performance. By making full use of advanced features, such as laser interferometric alignment, 1500 can deliver accurate and repeatable nanometer scale patterning. ULTRATECH 1500 is an excellent choice for semiconductor wafer photolithography. With its highly accurate stage performance and advanced optical design, it is a valuable tool for the production of high quality, cost-effective wafer photolithography products.