The SJ-220 portable surface roughness measuring instrument has touchscreen and wireless capabilities. The intuitive touchscreen has a user interface that supports fingertip operations, including flick ...

Optical 3D metrology enables fast, non-contact surface roughness measurement of defects and roughness for precise ...

Irregularities on a surface determine how rough it is. Surface roughness can be evaluated by visual appearances and tactile sensation and can be measured using a numerical scale. A surface condition ...

Lithium-ion batteries charge and discharge because their lithium ions can move in both directions between positive and negative electrodes. Lithium-ion batteries have generally been used in a compact ...