Found 2 items, similar to Object glass.
English → English
Definition: object glass
n : the lens or system of lenses nearest the object being viewed
English → English
Definition: Object glass
([o^]b"j[e^]kt), n. [L. objectus. See Object
1. That which is put, or which may be regarded as put, in the
way of some of the senses; something visible or tangible
and persists for an appreciable time; as, he observed an
object in the distance; all the objects in sight; he
touched a strange object in the dark.
2. Anything which is set, or which may be regarded as set,
before the mind so as to be apprehended or known; that of
which the mind by any of its activities takes cognizance,
whether a thing external in space or a conception formed
by the mind itself; as, an object of knowledge, wonder,
fear, thought, study, etc.
Object is a term for that about which the knowing
subject is conversant; what the schoolmen have
styled the “materia circa quam.”
The object of their bitterest hatred. --Macaulay.
3. That toward which the mind, or any of its activities, is
directed; that on which the purpose are fixed as the end
of action or effort; that which is sought for; goal; end;
aim; motive; final cause.
Object, beside its proper signification, came to be
abusively applied to denote motive, end, final cause
. . . . This innovation was probably borrowed from
the French. --Sir. W.
Let our object be, our country, our whole country,
and nothing but our country. --D. Webster.
4. Sight; show; appearance; aspect. [Obs.] --Shak.
He, advancing close
Up to the lake, past all the rest, arose
In glorious object. --Chapman.
5. (Gram.) A word, phrase, or clause toward which an action
is directed, or is considered to be directed; as, the
object of a transitive verb.
6. (Computers) Any set of data that is or can be manipulated
or referenced by a computer program as a single entity; --
the term may be used broadly, to include files, images
(such as icons on the screen), or small data structures.
More narrowly, anything defined as an object within an
object-oriented programming language.
7. (Ontology) Anything which exists and which has attributes;
distinguished from attributes
, the lens, or system of lenses, placed at the
end of a telescope, microscope, etc., which is toward the
object. Its function is to form an image of the object,
which is then viewed by the eyepiece. Called also
or objective lens
. See Illust. of
, a lesson in which object teaching is made
. (Leveling) Same as Leveling staff
, a method of instruction, in which
illustrative objects are employed, each new word or idea
being accompanied by a representation of that which it
signifies; -- used especially in the kindergarten, for