Research and industrial groups acknowledge Schlieren imaging to be the preferred technique for visualising density variations in transparent media. In a typical Schlieren imaging set-up, a source ...

Spherical mirrors are of two types: concave mirror and convex mirror. In a concave mirror reflection of light takes place in the bent in surface or concave surface. The inner shiny surface of a ...

Research and industrial groups acknowledge Schlieren imaging to be the preferred technique for visualising density variations in transparent media. In a typical Schlieren imaging set-up, a source ...