Scientific instruments, including, scanning probe microscope and optical microscope; Optical apparatus and instruments, including, optical microscope; Measuring apparatus and instruments, including, scanning probe microscope and optical microscope; Downloadable software for use in evaluating external or boundary surfaces by measuring the force acting on scanning probe microscope and optical microscope; Computer software recorded for use in evaluating external or boundary surfaces by measuring the force acting on scanning probe microscope and optical microscope; Downloadable software for data analysis use in scanning probe microscope and optical microscope; Computer software recorded for data analysis for use in scanning probe microscope and optical microscope.;