The impression exists that picture acuity scores may overestimate function when subjects are switched to letter charts. This has not been systematically investigated. The aims of this study were to ...

You may have used Excel for years without delving into Styles (or stylesheets), but they can make work easier and faster—and more visually appealing. In this feature, we’re going to go over Cell ...

Rightly or wrongly, manufacturers of broadcast studio cameras and lenses decided long ago to radically simplify published specifications. This has probably saved the sanity of many a chief engineer ...