#ndt In optical engineering, the objective is the optical element that gathers light from the object being observed and focusesthe light rays to produce a real image. Objectives can be a single lens or mirror, or combinations of several optical elements. They are used in microscopes, telescopes, cameras, slide projectors, CD players and many other optical instruments. Objectives are also called object lenses, object glasses, or objective glasses.
Joptics are manufacturing various size of objective lenses for ri
Source: NDT