Optical sensors are successfully used for measurement in many areas, such as the position sensing of moving objects or the measurement of distance. The types of sensor elements used in these ...

The modulation transfer function (MTF) is a critical metric for assessing the performance of optical imaging systems, providing a quantitative measure of how effectively these systems transfer ...

The Korea Research Institute of Standards and Science has successfully developed a length measurement system that achieves a level of precision approaching the theoretical limit allowed by quantum ...

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