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See searches and references containing OPTICAL CIRCULATOR!OPTICAL CIRCULATOR
Optical device in which light entering any port exits from the next
An optical circulator is a three- or four-port optical device designed such that light entering any port exits from the next. This means that if light
Optical_circulator
Technology used to provide broadband to the end consumer via fiber
and optical amplifiers, and to reduce noise caused by multi-path reflection in high-bitrate and analog transmission systems. An optical circulator operates
Passive_optical_network
Electronic circuit in which a signal entering any port exits at the next port
that signals passively circulate in a ferrite circulator. In 1964, Mohr presented and experimentally demonstrated a circulator based on transmission lines
Circulator
Topics referred to by the same term
circulator, a circulator that includes semiconductors to provide the circulator function and requires a power source Optical circulator, the optical equivalent
Circulator_(disambiguation)
Type of distributed Bragg reflector constructed in a short segment of optical fiber
via an optical circulator. The FBG is set to reflect one of the channels, here channel 4. The signal is reflected back to the circulator where it is directed
Fiber_Bragg_grating
Technologies for computer networking
since both sides illuminate both fibres of the pair. In theory, an optical circulator can be used in place of WDM (de)multiplexing, utilizing the directionality
100_Gigabit_Ethernet
Device used to route channels in optical communication systems
An optical add-drop multiplexer (OADM) is a device used in wavelength-division multiplexing (WDM) systems for multiplexing and routing different channels
Optical_add-drop_multiplexer
Physical magneto-optical phenomenon
modulation of light, and are the basis of optical isolators and optical circulators; such components are required in optical telecommunications and other laser
Faraday_effect
Means of communication using light
between ports without an optical-electrical-optical conversion Optical splitter, to send a signal down different fiber paths. Circulator, to tie in other components
Optical_networking
Mineral, semi-precious stone
damage. TGG can be used in optical isolators for laser systems, in optical circulators for fiber optic systems, in optical modulators, and in current
Garnet
Synthetic garnet
damage. TGG can be used in optical isolators for laser systems, in optical circulators for fiber optic systems, in optical modulators, and in current
Terbium_gallium_garnet
Set of waveguides including a closed loop
An optical ring resonator, or micro-ring resonator (MRR) is a set of waveguides in which at least one is a closed loop coupled to light input and output
Optical_ring_resonators
Optical phenomenon
the properties are known as the Cotton-Mouton effect and used for a Circulator. Kerr rotation and Kerr ellipticity are changes in the polarization of
Magneto-optic_effect
Process in microfabrication
Photolithography (also known as optical lithography) is a process that involves using light to transfer a pattern onto a photoresist layer deposited on
Photolithography
particle migrated from the dewar to the circulator during the September 2008 restart attempt and that the circulator may be damaged, and determined an alternative
Near Infrared Camera and Multi-Object Spectrometer
Near_Infrared_Camera_and_Multi-Object_Spectrometer
Type of wave
reflection-induced instability with the use of optical isolators, is not possible unless an optical circulator is employed, which increases cavity loss and
Vector_soliton
aberration Optical amplifier Optical autocorrelation Optical axis Optical black hole Optical brightener Optical cavity Optical chopper Optical circulator Optical
Index_of_physics_articles_(O)
Microchip manipulating light instead of electricity
A photonic integrated circuit (PIC) or integrated optical circuit is a microchip containing two or more photonic components that form a functioning circuit
Photonic_integrated_circuit
Italian electrical engineer
invisibility cloak. His research group also developed the first acoustic circulator, a device that can route sound asymmetrically as a function of the propagation
Andrea_Alù
Device capable of storing light
In telecommunications, an optical buffer is a device that is capable of temporarily storing light. Just as in the case of a regular buffer, it is a storage
Optical_buffer
Parametric oscillator that oscillates at optical frequencies
An optical parametric oscillator (OPO) is a parametric oscillator that oscillates at optical frequencies. It converts an input laser wave (called "pump")
Optical_parametric_oscillator
Optical phenomenon
optical vortex (also known as an optical phase singularity, photonic quantum vortex, screw dislocation or phase singularity) is a zero of an optical field;
Optical_vortex
Optical device with parallel mirrors
or etalon, is an optical cavity made from two parallel reflecting surfaces (mirrors). Optical waves can pass through the optical cavity only when they
Fabry–Pérot_interferometer
Spectroscopy technique
electrons within the plasma can be recorded. By utilizing a microwave circulator, a single microwave horn transceiver has been built, which significantly
Resonance-enhanced multiphoton ionization
Resonance-enhanced_multiphoton_ionization
materials with high birefringence include beam splitters, waveplates, optical circulators, and in some nonlinear optics systems. Mei, Hongyan; Ren, Guodong;
Giant_birefringence
Natural or synthetic fibers with diameters in the nanometer range
delivery, seed coating material, cancer diagnosis, lithium-air battery, optical sensors, air filtration, redox-flow batteries and composite materials.
Nanofiber
Electro-optical instrument used in surveying and building construction
A total station or total station theodolite is an electronic/optical instrument used for surveying and building construction. It is an electronic transit
Total_station
Solar thermal collector systems
the maximum safe operating temperature. Various measures are taken for optical overheating protection. Stagnation temperatures are encountered under conditions
Optical overheating protection
Optical_overheating_protection
Discrete device in an electronic system
usually implemented using an active circuit)—and the circulator, which is used at microwave and optical frequencies "13 Sextillion & Counting: The Long &
Electronic_component
Device that detects smoke, typically as an indicator of fire
millimetres (1 in) thick, but shape and size vary. Smoke can be detected either optically (photoelectric) or by physical process (ionization). Detectors may use
Smoke_detector
Current denomination of United States currency
features included a watermark of Franklin to the right side of the bill, optically variable ink (OVI) that changed from green to black when viewed at different
United States one-hundred-dollar bill
United_States_one-hundred-dollar_bill
Recording to reproduce a three-dimensional light field
computer-generated hologram, which can show virtual objects or scenes. Optical holography needs a laser light to record the light field. The reproduced
Holography
Optical instrument to view patterns due to repeated reflection
A kaleidoscope (/kəˈlaɪdəskoʊp/) is an optical instrument with two or more reflecting surfaces (or mirrors) tilted to each other at an angle, so that
Kaleidoscope
1974 Soviet 5.45×39mm assault rifle
and the newest 1P87 Valdai dedicated side rail mounted optical sights were developed. These optical sights are primarily designed for rapid target acquisition
AK-74
Optical illusion
also known as the Silhouette Illusion, is a kinetic, bistable, animated optical illusion originally distributed as a GIF animation showing a silhouette
Spinning_dancer
Optical diode invented by Jun-Ichi Nishizawa
source. The latter may be combined with an isolator, a device containing a circulator which uses a permanent magnetic field to break reciprocity and a resistive
PIN_diode
Act of flashing a motor vehicle's headlights
The signal is sometimes referred to in car manufacturers' manuals as an optical horn, since it draws the attention of other drivers. The signal is intended
Headlight_flashing
Laser pulsing technique
Laboratories using electrically switched Kerr cell shutters in a ruby laser. Optical nonlinearities such as Q-switching were fully explained by Nicolaas Bloembergen
Q-switching
Early type of computer memory
some of the earliest digital computers, and is reappearing in the form of optical delay lines. Like many modern forms of electronic computer memory, delay-line
Delay-line_memory
Topics referred to by the same term
power circulating in any electric circuit Microwave power meter measures power in a microwave signal Optical power meter measures power in an optical signal
Power_meter
Naturally produced monosaccharide
each of the five tautomers. The d- prefix does not refer directly to the optical properties of the compound. It indicates that the C-5 chiral centre has
Glucose
Mass replication process for CDs
read-only compact discs. DVDs and Blu-rays use similar methods (see Optical Disc § Optical disc manufacturing). A CD can be used to store audio, video, and
Compact_disc_manufacturing
Non-linear optical imaging modality
Pump–probe microscopy is a non-linear optical imaging modality used in femtochemistry to study chemical reactions. It is a kind of ultrafast laser spectroscopy
Pump–probe_microscopy
Volcano in Chiapas, Mexico
problematic, since ash samples are collected from the ground in order for the optical and chemical properties to be measured which too will vary with distance
El_Chichón
Quantification of bulk fluid movement
laser sheets does not change, optical flowmeters do not require periodic calibration after their initial commissioning. Optical flowmeters require only one
Flow_measurement
Cell from a primary tumor carried by blood circulation
Minev BR, Zimmermann M, Aguilar RJ, Zhang Q, et al. (September 2013). "Optical detection and virotherapy of live metastatic tumor cells in body fluids
Circulating_tumor_cell
1972 film by Mitchell brothers
air for almost seven minutes. The film features several multicolored, optically printed, slow-motion close-ups of money shots. This is the only ejaculation
Behind_the_Green_Door
Measured time difference as explained by relativity theory
speeds of less than 10 metres per second using optical atomic clocks connected by 75 metres of optical fiber. Minkowski diagram and twin paradox In the
Time_dilation
Perceptual illusion
feet, was circulated as "How many legs does this elephant have?" The Shepard elephant has also inspired some other derivative works. The OpticalSpy website
Shepard_elephant
Body fluid in the circulatory system
the original on 12 November 2007. Retrieved 25 November 2007. Prahl. "Optical Absorption of Hemoglobin". Archived from the original on 5 January 2002
Blood
1533 painting by Hans Holbein
Working with the Warburg Institute and the British Optical Association, they ruled out complex optical devices, but determined that a simple, hollow glass
The_Ambassadors_(Holbein)
U.S. government documents declassified in 2026
media explained he had reviewed the materials and concluded that "some are optical artefacts, others fuzzy blobs, and some light smears. Some obviously balloons
United_States_UFO_files
Computer that uses ternary logic
and efficiency. One possible way this could happen is by combining an optical computer with the ternary logic system. A ternary computer using fiber
Ternary_computer
exceed 1 petabit per second (Pbit/s) using only a single laser and a single optical chip is demonstrated by European researchers. 21 October – News outlets
2022_in_science
Suspension of gold nanoparticles in a liquid
blue-purple (for larger spherical particles or nanorods). Due to their optical, electronic, and molecular-recognition properties, gold nanoparticles are
Colloidal_gold
In geometry, property of being directionally dependent
feldspar. Anisotropy in minerals is most reliably seen in their optical properties. These optical properties form the basis of modern mineral identification
Anisotropy
Yellow food coloring
has been applied to improve imaging depth in several optical imaging techniques such as optical coherence tomography and photoacoustic imaging. In 2025
Tartrazine
Rare transient luminous events that occur over tops of thunder storms
or less to 2 seconds or more. TLEs have been captured by a variety of optical recording systems, with the total number of recent recorded events (early
Upper-atmospheric_lightning
Particle motion in a non-uniform electric field due to dipole-field interactions
manipulations. When manipulating living cells, optical dielectrophoresis provides a non-damaging alternative to optical tweezers, as the intensity of light is
Dielectrophoresis
Currency denomination
(Sulu), respectively. This is also the only note for the series that uses optically variable ink. (OVI) At the lower left beside the OVI has the microprint
Philippine one thousand-peso note
Philippine_one_thousand-peso_note
Use of plasmons for data transmission in circuits
nanoplasmonics refers to the generation, detection, and manipulation of signals at optical frequencies along metal-dielectric interfaces in the nanometer scale. Inspired
Plasmonics
Equations describing classical electromagnetism
magnetic circuits. The equations provide a mathematical model for electric, optical, and radio technologies, such as power generation, electric motors, wireless
Maxwell's_equations
Banknotes issued for Zimbabwean currency
December 2008. The $50000 denomination was the first denomination to use the Optically Variable Ink technique, on the value positioned at the top right of the
Banknotes_of_Zimbabwe
Obsolete Zimbabwean banknote
note had a patterned stripe and a silhouette of the Zimbabwe Bird in optically variable ink. The Reserve Bank of Zimbabwe introduced the $100 trillion
Zimbabwean one hundred trillion dollar note
Zimbabwean_one_hundred_trillion_dollar_note
Aviation and aerial phenomenon-related incident
what the KCBS crew recorded was "clearly an airplane contrail. It's an optical illusion that looks like it's going up, whereas in reality it's going towards
2010 California contrail incident
2010_California_contrail_incident
Wireless earbuds produced by Apple
that filters out background noise as well as built-in accelerometers and optical sensors capable of detecting taps and pinches (e.g. double-tap or pinch
AirPods
Equipment using an organic dye to emit coherent light
to the near-ultraviolet, although this usually requires replacing other optical components in the laser as well, such as dielectric mirrors or pump lasers
Dye_laser
Microtechnology
sciences, medicine, surgery, electrical engineering, mechanical engineering, optical engineering, chemical engineering, and biomedical engineering. Some of
Bio-MEMS
animal-free dairy industry (19 Feb), researchers describe an approach for an optical disk with petabit capacity (21 Feb). Promising results of health and medical
2024_in_science
Variety of plastic explosive
explosive residue analysis may be used to identify C-4. These include optical microscope examination and scanning electron microscopy for unreacted explosive
C-4_(explosive)
Probe which tests for biological molecules
transforms one signal into another one, works in a physicochemical way: optical, piezoelectric, electrochemical, electrochemiluminescence etc., resulting
Biosensor
features such as watermarks, invisible ink characteristics, holograms, optically variable inks and microprinting that document their authenticity. While
Euro_banknotes
Telescope under construction in Chile
expected to be the largest Gregorian telescope ever built, observing in optical and mid-infrared wavelengths (320–25,000 nm). Commissioning of the telescope
Giant_Magellan_Telescope
Obsolete Hungarian banknote
one-hundred-quintillion-pengő banknote is one of the highest denomination banknotes ever circulated, issued in 1946 during Hungary's extreme post-WWII hyperinflation, a period
Hungarian one-hundred-quintillion-pengő banknote
Hungarian_one-hundred-quintillion-pengő_banknote
Currency of Kuwait
tenth anniversary of its Liberation. One feature from the note is an optically variable device (OVD) patch that shows a fingerprint, a reference to the
Kuwaiti_dinar
Japanese psychologist
Ritsumeikan University, Kyoto, Japan, who has been referred to as "a master of optical art". In 1984, he received a BSc from the Department of Biology, University
Akiyoshi_Kitaoka
recognize small details with precision. Visual acuity is dependent on optical and neural factors, i.e., (1) the sharpness of the retinal image within
Glossary_of_medicine
Numerical model of nonlinear optical systems
The numerical models of lasers and the most of nonlinear optical systems stem from Maxwell–Bloch equations (MBE). This full set of Partial Differential
Lugiato–Lefever_equation
Illicitly-produced gramophone discs made from discarded X-ray prints in the USSR
disks could be played five to ten times. The clandestine approach to circulating banned popular foreign music eventually led to a law being passed in
Ribs_(recordings)
Smartphone
features several improvements over the 9000, including introduction of an optical trackpad, and a reduced size overall. Other visual changes were carried
BlackBerry_Bold_9700
Philippine eyewear brand
Studios launched a prescription eyewear arm under the name Sunnies Specs Optical. By June, the brand became the third-most followed retail brand on Instagram
Sunnies_Studios
History of Istanbul under Ottoman rule
and haberdashery, dishes and furniture, hunting accessories and toys, optical instruments and cameras, bronze figurines, medicines, and all sorts of
Istanbul during the Ottoman Empire
Istanbul_during_the_Ottoman_Empire
1986 Canadian banknote series
colour-shifting metallic foil security patch on the upper left corner, an optical security device that was difficult to reproduce with the commercial reproduction
Birds_of_Canada_(banknotes)
Canadian telecommunications company (1895–2013)
North American contractors. During the optical networking boom, Nortel sought to bolster its long-haul optical transmission capabilities by acquiring
Nortel
French painter (1859–1891)
juxtaposed dots of multi-colored paint allow the viewer's eye to blend colors optically, rather than having the colors physically blended on the canvas. It took
Georges_Seurat
Nearest star to the Solar System
More than 85% of its radiated power is at infrared wavelengths. In 2002, optical interferometry with the Very Large Telescope (VLTI) found that the angular
Proxima_Centauri
Formal and systematic written discourse on some subject
William Strutt (Lord Rayleigh) and Josiah Willard Gibbs then proved that the optical equations derived from Maxwell's theory are the only self-consistent description
Treatise
Publicly-funded healthcare systems in the United Kingdom
charge for residents of the United Kingdom apart from dental treatment and optical care, though NHS patients in England who are not exempt have to pay prescription
National_Health_Service
Swiss mathematician (1707–1783)
popularized several notational conventions through his numerous and widely circulated textbooks. Most notably, he introduced the concept of a function and was
Leonhard_Euler
Phylum of invertebrates with jointed exoskeletons
system, with a body cavity called a haemocoel through which haemolymph circulates to the interior organs. Like their exteriors, the internal organs of arthropods
Arthropod
Optical device
as demonstrated by a light-ray diagram he constructed in 555 AD. In his optical treatise De Aspectibus, Al-Kindi (c. 801 – c. 873) wrote about pinhole
Camera_obscura
Purported miracle in 1917
tire." Others, such as professor of physics Auguste Meessen, suggest that optical effects created by the human eye can account for the reported phenomenon
Miracle_of_the_Sun
Chemical compound
enables higher aspect ratio (squatter and shallower) optical component fabrication than other optical polymers. High ultraviolet transmission is a hallmark
Cyclic_olefin_copolymer
Medical procedures that involve incisive or invasive instruments into body cavities
of electrocautery to cut and coagulate tissue. Endoscopic surgery uses optical instruments to relay the image from inside an enclosed body cavity to the
Surgery
British gold coin
the motto of the Order of the Garter, Honi soit qui mal y pense, and an optical security image on the obverse. Many of the variant designs of the sovereign
Sovereign_(British_coin)
65 mm motion picture widescreen process
Panavision 70. As the prism lenses were bulky, oddly shaped and optically flawed, Panavision's optical engineer Takuo Miyagishima set to work on designing a more
Ultra_Panavision_70
Facts provided or learned about something or someone
(including visualization / display methods), storage (such as magnetic or optical, including holographic methods), etc. Information visualization (shortened
Information
photometric observations of minor planets while he was working at the Nordic Optical Telescope on La Palma. He is co-author of several publications on lightcurves
Meanings of minor-planet names: 7001–8000
Meanings_of_minor-planet_names:_7001–8000
Circuit which produces an optical or electronic sine wave signal
circuit that produces a repetitive electronic sine wave and/or modulated optical continuous wave signals. An opto-electronic oscillator is based on converting
Opto-electronic_oscillator
Small particles in the air and settling onto surfaces
without, they may still exhaust millions of particles per cubic foot of air circulated. Central vacuum cleaners can be effective in removing dust, especially
Dust
OPTICAL CIRCULATOR
OPTICAL CIRCULATOR
OPTICAL CIRCULATOR
Boy/Male
Hindu
Gods chosen one, Lord Vishnu, Destroyer of enemies
Surname or Lastname
English
English : habitational name from an unidentified place.
Boy/Male
Indian, Telugu
Hill of Diamonds
Girl/Female
Tamil
Tarunima | தரூநிமா
Youth
Surname or Lastname
English
English : occupational name for a maker of string or bow strings, from an agent derivative of Middle English streng ‘string’. In Yorkshire, where it is still particularly common, Redmonds argues that the surname may have been connected with iron working, a stringer having operated some form of specialist hearth.
Girl/Female
Tamil
Pragathi | பராகதீÂ
Progress
Boy/Male
Italian
God is among us'.
Boy/Male
Shakespearean
Antony and Cleopatra'. Lieutenant-General to Mark Antony.
Boy/Male
Muslim
Obedient, Willing
Female
Irish
Feminine form of Irish Gaelic Pádraig, PÃDRAIGÃN means "patrician; of noble descent."
OPTICAL CIRCULATOR
OPTICAL CIRCULATOR
OPTICAL CIRCULATOR
OPTICAL CIRCULATOR
OPTICAL CIRCULATOR
a.
Alt. of Optical
n.
An optical glass; a telescope.
n.
An optical glass that is convex on both sides.
n.
An instrument for showing the optical effects of color.
a.
Expressed in metrical form; exhibiting the imaginative or the rhythmical quality of poetry; as, a poetical composition; poetical prose.
n.
An optical toy similar to the phenakistoscope. See Phenakistoscope.
a.
Of or pertaining to vision or sight.
a.
One who deals in optical glasses and instruments.
a.
Relating to the science of optics; as, optical works.
a.
Of or pertaining to a vortex or vortexes; resembling a vortex in form or motion; whirling; as, a vortical motion.
a.
Of or pertaining to the eye; ocular; as, the optic nerves (the first pair of cranial nerves) which are distributed to the retina. See Illust. of Brain, and Eye.
a.
Belonging to, or consisting of, bark or rind; resembling bark or rind; external; outer; superficial; as, the cortical substance of the kidney.
n.
Of or pertaining to a place; limited; logical application; as, a topical remedy; a topical claim or privilege.
n.
The space covered by an optical instrument at one view.
a.
One skilled in optics.
adv.
By optics or sight; with reference to optics.
a.
Topical.
n.
A reflecting optical glass or instrument; a mirror.
n.
Of or pertaining to the science of vision; optical.
a.
Involving an option; depending on the exercise of an option; left to one's discretion or choice; not compulsory; as, optional studies; it is optional with you to go or stay.