Substrate and tape total and individual thicknesses, warpage, and TTV Measurement. Able to measure with or without backing tape. For wafer back-grind and etch thinning processes control. Non-contact Echoprobe or VITE Technology. Thin film and surface roughness options.
Thickness and total thickness variation (TTV) mapping system. TTV and Thickness of wafer substrate, thick layers, wafers on tape, bonded wafers, etc. Semi-automatic system with enclosure. Manual loading, automatic measurement. Warp, Roughness, and Thin Film Thickness measurement options. Systems up to 300mm diameter wafers with or without frame.