Brand: AppNanoCategory: Standard silicon probes SPM/AFM Super sharp AppNano Probe A ppNano produces Super-Sharp (SS) Probes with a proprietary process, the resulting tips achieve a ultra-small curvature radius (1-2nm). AppNano Super Sharp probes yield enhanced resolution images. Contact us for info, quote, demo, etc..Technical Features Tip Specifications ShapePyramidal Heigth (μm)14-16 ROC (nm)1-2