Some of these applications will be discussed later ... The fabrication and measurement of cylindrical optics poses some unique challenges. Standard cylindrical lenses are plano-convex or plano-concave ...

In a ray diagram, a concave lens is drawn as a vertical line with inward facing arrows to indicate the shape of the lens.

By carefully placing nanostructures on a flat surface, researchers at Linköping University, Sweden, have significantly ...

Linköping University researchers achieve a tenfold performance boost in conductive polymer metasurfaces, advancing the field ...

Save guides, add subjects and pick up where you left off with your BBC account. Convex and concave lenses can both be used to correct defects of vision. The most commonly occurring defects of ...