bn:00058452n
Noun Concept
Categories: Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference, Microscopy, Microscope components, Lenses
EN
objective  objective lens  object lens  object glass  objective glass
EN
The lens or system of lenses in a telescope or microscope that is nearest the object being viewed WordNet 3.0
English:
lens
optics
Definitions
Relations
Sources
EN
The lens or system of lenses in a telescope or microscope that is nearest the object being viewed WordNet 3.0 & Open English WordNet
In optical engineering, an objective is an optical element that gathers light from an object being observed and focuses the light rays from it to produce a real image of the object. Wikipedia
An element in a camera or microscope Wikipedia Disambiguation
Optical element that gathers light from the object being observed and focuses the light rays to produce a real image Wikidata
The lens of an optical instrument that is the closest to the object being observed. OmegaWiki
The lens or lenses of a camera, microscope, or other optical device closest to the object being examined. Wiktionary