An engagement ring is a ring indicating that the person wearing it is engaged to be married, especially in Western cultures.In Western countries, engagement rings are worn mostly by women, and rings can feature diamonds or other gemstones. In some other cultures men and women wear matching rings.n engagement ring is a ring indicating that the person wearing it is engaged to be married, especially in Western cultures.
Stereoscopy, sometimes called stereoscopic imaging, is a technique used to enable a three-dimensional effect, adding an illusion of depth to a flat image. Stereopsis, commonly (if imprecisely) known as depth perception, is the visual perception of differential distances among objects in oneâs line of sight.
home / medterms medical dictionary a-z list / objective definition Medical Definition of Objective Objective: In a microscope, the objective (also called the objective lens) is the lens nearest to the object being examined whereas the lens closest to the eye is termed the ocular (the eyepiece). The light microscope today is usually binocular (with one ocular for each eye) and has a turret bearing a selection of objective lens. What Kind of Doctor Do I Need? Slideshow