Definition of Aperture. Meaning of Aperture. Synonyms of Aperture
Here you will find one or more explanations in English for the word Aperture.
Also in the bottom left of the page several parts of wikipedia pages related to the word Aperture and, of course, Aperture synonyms and on the right images related to the word Aperture.
Definition of Aperture
ApertureAperture Ap"er*ture (?; 135), n. [L. apertura, fr. aperire.
1. The act of opening. [Obs.]
2. An opening; an open space; a gap, cleft, or chasm; a
passage perforated; a hole; as, an aperture in a wall.
An aperture between the mountains. --Gilpin.
The back aperture of the nostrils. --Owen.
3. (Opt.) The diameter of the exposed part of the object
glass of a telescope or other optical instrument; as, a
telescope of four-inch aperture.
Note: The aperture of microscopes is often expressed in
degrees, called also the angular aperture, which
signifies the angular breadth of the pencil of light
which the instrument transmits from the object or point
viewed; as, a microscope of 100[deg] aperture.
Meaning of Aperture from wikipedia
- In optics, an aperture
is a hole or an opening through which light
travels. More specifically, the aperture
and focal length
of an optical system
priority, often abbreviated
A or Av (for aperture
value) on a camera
mode dial, is a setting
on some cameras
the user to set a specific...
- The aperture
of an optical system
is the opening
that can p**** through. Aperture
may also refer
to: In anatomy, a number...
- An aperture grille
is one of two major technologies
used to manufacture color cathode
ray tube (CRT) televisions
displays; the other
- In optics, the numerical aperture
(NA) of an optical system
is a dimensionless number
- The lateral aperture
is a paired structure
anatomy. It is an opening
in each lateral extremity
of the lateral recess
of the fourth ventricle
- the system's focal length
to the diameter
of the entrance pupil
"). It is also known
as the focal
ratio, f-ratio, or f-stop, and is very...
- Astrophysics Decadal Survey recommended development
of a "large (~6 m aperture
) infrared/optical/ultraviolet (IR/O/UV) space
telescope", with the science...
- The piriform aperture
, pyriform aperture
, or anterior nasal aperture
, is a pear-shaped opening
in the human
skull. Its long axis is vertical, and narrow...
inserts, and adjustable aperture
mechanisms. Front aperture
size is a compromise between
a tight enough aperture
to clearly define
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