March, 2004 Dutch-based technology giant Philips is set to show a unique variable-focus lens system that has no mechanical moving parts at this year's CeBIT Exhibition in Hannover, Germany. Suited ...

Biconvex / Double Convex Lenses Biconvex lenses also known as double convex lenses are simple optical lenses with two convex spherical surfaces, surfaces which bulge out from the center. These two ...

A double-convex lens is compose of two convex surfaces, has a positive focal length. Normally Bi-Convex lenses are most suitable where the object and image are on opposite sides of the lens, and are ...

In response to the limitations of the standard Dung Beetle Optimization algorithm (DBO) in terms of global exploration capability, convergence accuracy, and susceptibility to local optima, a novel ...