Japanese Quality Factory Direct Sales 2 Inch N Type Single Polished Film Dummy Test Silicon Wafer. Customization Options: Customize material, specifications, and optical coating based on unique customer needs. Multiple Diameter Sizes: Available in 150mm, 200mm, and 300mm diameters to fit various equipment requirements. High Precision Specs: Strict control on TTV, BOW, WARP, and surface impurity levels for high-quality performance. Fast Delivery: 5 workdays for inventory items; 7-25 workdays for customized products depending on quantity. Comprehensive Certifications: Products meet SEMI and JEIDA standards with 100% visual and function inspection. Global Shipping: Supports DHL, Fedex, TNT, UPS, EMS, and SF for worldwide delivery. Flexible Payment: Accepts T/T and PayPal for secure and convenient transactions. Factory Direct Sales: Direct from Japanese quality factory ensuring competitive pricing and authenticity.