- as X-rays, microwaves, and
radio waves exhibit similar properties. Most
optical phenomena can be
accounted for by
using the
classical electromagnetic description...
- An
optical fiber, or
optical fibre, is a
flexible gl**** or
plastic fiber that can
transmit light from one end to the other. Such
fibers find wide usage...
-
Optical tweezers (originally
called single-beam
gradient force trap) are
scientific instruments that use a
highly focused laser beam to hold and move...
-
Optical engineering is the
field of
engineering encomp****ing the
physical phenomena and
technologies ****ociated with the generation, transmission, mani****tion...
- A halo (from
Ancient Gr**** ἅλως (hálōs) 'threshing floor, disk') is an
optical phenomenon produced by
light (typically from the Sun or Moon) interacting...
- An
optical disc is a flat,
usually disc-shaped
object that
stores information in the form of
physical variations on its
surface that can be read with...
-
Optical computing or
photonic computing uses
light waves produced by
lasers or
incoherent sources for data processing, data
storage or data communication...
- An
optical instrument is a
device that
processes light waves (or photons),
either to
enhance an
image for
viewing or to
analyze and
determine their characteristic...
- An
optical axis is an
imaginary line that p****es
through the
geometrical center of an
optical system such as a
camera lens,
microscope or
telescopic sight...
- In
visual perception, an
optical illusion (also
called a
visual illusion) is an
illusion caused by the
visual system and
characterized by a
visual percept...