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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In an earlier column, we spoke of the maximum resolution capability of a film stock, expressed in ...

Although gigahertz-scale free-carrier modulators have been demonstrated in silicon, intensity modulators operating at terahertz speeds have not been reported because of silicon’s weak ultrafast ...