How To Use Optical In A Sentence

Beard is rather dismissive of their optical sophistication, shown in the curvature of the stylobate and in the entasis of the columns — the slight outward swelling of a column designed to counter the optical illusion of concavity, were the columns 'sides to be perfectly straight. Looking for the Lost Greeks
Since the extra energy being transferred from one molecule to the next changes the way each absorbs and emits light, the flow of energy can be followed through optical spectroscopy, resolved on a femtosecond timescale.
Don't go for a camera with longer than 5x to 6x optical zoom unless you plan doing a lot of telephotography! MyCE News, Articles & Reviews
The solution is to use optical interferometry.
Optical signals were low-pass filtered at 500 Hz to prevent aliasing.

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The output power and optical efficiency of different resonator parameters and pump power have been analyzed with numerical calculation.
An autostereoscopic display based on parallax barrier is the main optical technology autostereoscopic display devices.
The topic of this thesis is focused on the DOP technique applied to monitor the PMD of the optical link and the impact of the PMD on the PM system.
It provides a powerful method in laser assessment and alignment, and provides a diagnostic tool for measuring optical surfaces and transmissive components.
Leo and his friends also took the spinthariscope to an out-of-town astronomers convention and advertised that they had developed an optical system that could penetrate clouds.
The laser's optical system would have to overcome the distorting effect of atmospheric turbulence, the variations in pressure and temperature that refract starlight to create the "twinkling" effect in the night sky. Pentagon Loses War to Zap Airborne Laser From Budget
Optical radiation may cause chemical changes in living or non-living materials: this property is called actinism and radiation capable of causing such changes is referred to as actinic radiation.
It has been shown that optical techniques can provide a quantitative measure of the fusibility of individual macerals.
On return home, was remembering my brother's good suggestion that changing mouse mat might be the answer to the frantic behaviour of the cursor on my desktop machine; since I bought the desktop an emac, with optical mouse it has skipped around erratically at seemingly-random times. Wriggly thing in hair
The paper shows that positrons can see defects better than either optical or electron beam microscopes.
It will come as no surprise to their fans that the film is a phantasmagoria of sickly colours, psychedelic flourishes and jarring optical tics, all reflecting the state of mind of a character way out on the edge.
So far, we've made nanoscale lasers, photodetectors, and ribbons that serve as flexible sub-wavelength optical waveguides.
M. Faye, of the French Academy, inclined to a lunar origin for them; [193] Feilitsch of Greifswald published in 1852 a treatise for the express purpose of proving all the luminous phenomena attendant on solar eclipses -- corona, prominences and "sierra" -- to be purely optical appearances. [ A Popular History of Astronomy During the Nineteenth Century Fourth Edition
This technique is closely related to a previous interferometric method for measuring the optical phase-space distribution of a light field.
Combining an imaging technique called multiphoton microscopy with "optical clearing," which uses a solution that renders tissue transparent, the researchers were able to scan mouse organs and create high-resolution images of the brain, small intestine, large intestine, kidney, lung and testicles. Innovations-report
An apparatus for measuring the optical density of a material, such as a photographic negative.
An optical switch is one of several essential elements of fundamental technology required for optical signal processing in photonic networks of the future.
A multimode optical fiber was used to deliver the light from the tungsten-halogen lamp to the detector.
Digital holography is a mix of optical holography, computer technology and electronic imaging technology.
I also began planning the experiment on the optical spectroscopy of positronium. Steven Chu - Autobiography
Although most optical light is unpolarized – consisting of light with an equal mix of all polarizations – the extreme bending of energetic particles around a magnetic field line can polarize light. World-wide Campaign Sheds New Light on Nature's "LHC" | Universe Today
To get detail as fine as that from an optical instrument, radio telescopes therefore have to be much larger. Times, Sunday Times
A measure of the magnification of an optical instrument, such as a microscope or telescope.
The polymers are readily soluble in polar solvents such as NMP, DMF, and m-cresol etc, and showed excellent optical property.
An RPR network consists of a set of RPR switches connected together by two counter-rotating optical fiber rings.
Even native, isolated pigment proteins like bacteriorhodopsin have been investigated for their applicability as optical switches.
The position of the image and the amplitude variation in the optical field are associated with the focus and the distance from the object to the front focal plane of the lens system.
The big man brought his rifle about with blinding speed, sighted along the rail and optical sight, and let off a round.
An analog feedback signal, corresponding to the digital reference signal, is recovered from the tunable optical device.
To adjust one's vision or an optical device so as to render a clear, distinct image.
Deception by mirrors has a basis in optical principles, in so far as reflections in mirrors do not correspond wholly to the objects that caused them.
Today's armoured battle might take place at night, using thermal imaging devices that are in many ways better than optical sights even on a clear day.
The two approaches currently used for optical-component integration - hybrid and monolithic - both display distinct limitations.
May 10th, 2009 ALLAHABAD - A massive fire engulfed an optical fibre cable factory in Naini area of Allahabad in Uttar Pradesh on Sunday. Gaea Times (by Simple Thoughts) Breaking News and incisive views 24/7
The camera combines rugged reliability with unequalled optical performance and speed.
Her corded optical mouse felt cheap in comparison.
Trouble - shoot for optical Transceiver Module test equipments, testing fixtures and testing software.
The optical revolution has spread outward from the core.
This is valuable, and a fantastic achievement considering the technological hurdles that optical interferometers face. Archive 2009-02-25
The optical head has two collimators, each 33 cm long: the sun collimator (without lens) and the sky collimator (with lenses).
Another scientist might have proposed a modification in the optical theory governing the operation of the telescopes used in the investigation.
A method was then referred to of making a rapid portrait lens cover a very large angle by pivoting at its optical center and traversing the plate in the manner of the pantoscopic camera. Scientific American Supplement, No. 415, December 15, 1883
This orbiting telescope is the largest optical instrument in space.
The long - haul electric aerial optical cable optical transmission represented by OPGW has got tremendous development.
Radiation in the optical range and at radio frequencies can be detected either locally or at Earth stations.
Combining optical clearing with laser radiation could reduce the laser fluences required for a therapeutic effect.
Available optical devices such as CDs and DVDs record information on the surface of the disc.
The photorefractive creates an index grating that couples light from one beam to another effectively compensating for any less than stellar phase-front negating any need for complicated optical alignment, spatial filtering, and columniation.
Scanning at the maximum optical resolution captures as much detail as possible without making your file too large.
Cisco killed the Monterey product in 2001 and has steadily lost share and expertise in optical multiservice SONET/SDH provisioning platforms (MSPP), a $6 billion market where the Cerent platform competes. Cisco makes another optical acquisition
Firstly, based on the basic theory of GRIN optics, the optical effects of GRIN medium along an axis and the spherical symmetry GRIN micro-sphere lens were analyzed systematically.
Using an observation technique known as farside, we can determine the position of sunspots on the hidden side of the Sun. Irene González-Hernández, a scientist at the NOAO (National Optical Astronomical Observatory) said during her address to the 4th International HELAS Conference in Lanzarote (Canary Islands) that: "activity in the farthest regions of the Sun.can be observed by looking at waves in the nearer regions. Signs of the Times
This mismatch, he says, militates against the Hockney-Falco claim that the painter relied on optical aids.
In addition, the ray effect in the spherical harmonics approximation mitigates with increasing optical thickness within gray medium.
The property of the optical spectrum and imaging systems is analyzed based on the Wigner transformation and its property.
Core - shell structured noble metal nanocomposites processes high stability , excellently catalytic and optical properties.
An optical pickup generates spherical aberration in a laser light emitted from a semiconductor laser becoming a light source by moving, in the direction of the optical path, a collimate lens.
Each output port includes optical receivers which are tuned to the same fixed wavelength which is specific to the output port.
A fundamental property called the refractive index governs the amount of light a material reflects, as well as other optical properties such as diffraction, refraction, and the speed of light inside the material. The World’s Blackest Material | Impact Lab
It is distinguished by an X-Windows/Motif interface, and its ability to integrate with optical character readers and document processors.
The optical path difference is directly proportional to the cosine of the angle of refraction through the coating.
My ball mouse on my special 'mousepad' (a book made of canvas) tracks flawlessly ALL the time and never ever gets dirty (inside), and with PS2Rate it's smoother than a USB optical mouse and uses fewer resources. Kevynwight Diary Entry
A specific application that may benefit from the optical clearing technique is blood vessel photocoagulation.
Each size bin of each liquid, ice, and graupel hydrometeor distributions contains a core of black carbon, if present, for optical calculations. Climate Models – the Next Generation « Climate Audit
The colors are often high-key but eschew quick optical effects for slower vibrant resonances.
The metrology of optical radiation is the most elementary part in optic metrology.
A novel submarine optical fiber cable monitoring system based on BOTDR and sonar is proposed, and the method of measurement is also discussed.
Are you saying that their scanning electron microscopy was the same as optical?
To image something green on the sky to 1 arcsecond (which optical telescopes routinely do) thus requires a telescope of size at least 10 cm. Two Trinities
Through optical spectroscopy, researchers can probe the trapped particle's size, shape, refractive index and chemical composition.
During seminars at Göttingen on the magnetic resonance techniques of Rabi and of Kastler, it had occurred to me that because of the analogy between an atom and a radio dipole antenna, (a), alignment of the atom should show up in its optical absorption cross section, and (b), electron impact should produce aligned excited atoms. Hans G. Dehmelt - Autobiography
The transmission properties of the one-dimensional photonic crystals with defects were studied using the eigen matrix method, and a new kind of tunable optical filter is proposed in this paper.
Another consideration linked to an abrupt change in optical properties for a given wavelength is that of dosimetry.
Wireless Local Area Network (WLAN) is designed especially for mobile users and temporary users who access present network resources because of its not using wire or optical cable.
Even fraction of a second, the optical density of the nucleus is measured and stored in the computer's memory.
Additionally, optically active catalysts based on lanthanides for the asymmetric synthesis of cyanohydrins have been reported in the literature.
It was there I got my introduction to optical isomerism and the tetrahedral carbon atom. William S. Knowles - Autobiography
And a digital zoom cannot compete with a proper optical zoom. Times, Sunday Times
Insight Peripherals introduced the first "floptical" drive in 1992. PCWorld
The angular magnification of any optical system can be obtained from the system matrix for the system.
This composite image of the Crab Nebula combines a Chandra X-ray image in light blue with the Spitzer Space Telescope infrared image in red and Hubble Space Telescope’s optical image.
Methods Based on the autoptical result and statistical data, apply the theory of mineral resources requisite life-cycle of regional development and demonstrative method.
-- Edges of colonies: e, Lobar-lobulate; f, auriculate; g, lacerate; h, fimbriate; i, ciliate.] (F) ~Optical Characters~ (after Shuttleworth). The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.
The phase conjugation of picosecond optical pulses is observed and recorded directly by using a streak camera. The signals are achieved by holographic phase conjugate technique.
The apparatus is advantageously used in an interferometer to form a device that modulates the amplitude of the optical signal.
Fitting the TV or IR off-target for the code position of electro-optical theodolite and forecasting the velocity of being tracked target can compose co...
Moreover, the stabilization of the complexes, especially the influence of the optical activity of dipeptide on the stabilization has been discussed.
The optical fiber cladding serves as an important part of the fiber connector, an optical passive component of the greatest demand in optical communications field.
The rare-earth aluminate compounds Pan will study under his CAREER Award offer the possibility of developing new materials that may be used to fabricate not just optical circuits, but efficient white LEDs. Nano Tech Wire
The heights of accumulation at known time intervals are measured by optical micrometer and the particle sizes calculated from these figures.
As everyone always notices, the back view reflected in the mirror of the barmaid serving a client in a top hat (who must, by visual implication, be you) is too far to the right to be optically possible.
During the same period, Russian specialists announced the sale of an advanced Scud missile with an optical guidance capability that would achieve greater accuracy during its terminal stage of flight.
All optical packet switching networks are still in their experimental stage because we lack optical random access memory and mature all optical processing technologies nowadays.
Some viewers may think the supermoon looks more dazzling, but it's actually an optical illusion.
Metal-dielectric materials, also known as plasmonics, can be used to confine an optical field to a very small scale, much smaller than conventional insulators," said Min, lead author on the Nature paper and former postdoctoral researcher in Zhang's Lab, now an assistant professor at the Korea Advanced Institute of Science and Technology (KAIST). Science Blog - Science news straight from the source
Even though supernovas can appear as bright as galaxies when viewed with optical telescopes, this light represents only a small fraction of the energy released.
Neither the shallowness of the illusionistic space nor the interlocking of forms has anything to do with the limitations of the 'optical track'.
Her optically dazzling, playfully psychedelic paintings are open to the charge of being about nothing more than retinal pleasure.
An optical disk is just another kind of electronic storage medium.
Environmental effects can be an issue in more conventional metrology applications as well, notes Robert Stoner, vice president of metrology and optical systems at Zygo Corp.
This occurs in the case of problems related to one another as subordinate and superior, as when optical problems are subordinated to geometry, mechanical problems to stereometry, harmonic problems to arithmetic, the data of observation to astronomy. Posterior Analytics
Only these ‘smart’ systems can allow us to think and act synoptically on a planetary scale.
Sloping walls on the bulk of the building create an optical illusion.
Less than 90 minutes later, thieves smashed a window at Colchester Optical Centre in Red Lion Yard and snatched designer glasses from a display.
Sloping walls on the bulk of the building create an optical illusion.
Polarized optical spectroscopies, like linear dichroism and polarized fluorescence, are well-established techniques in biophysics.
For example, the effect of acids and salts on a solution of an optically active substance such as nicotine could be followed by observing the rotation of the plane of polarised light through a polarimeter.
So unless Cisco is about to invest heavily in optical research and find a way to catch up to the Canons and Panasonics of the world, this seems like a purchase at the nadir of a product cycle rather than a value added long term proposition. At $590M, Did Cisco Pay Too Much for Flip?
A motor vehicle headlight has a light source cooperating with optical means to produce a beam which is generally spread widthwise.
The bowl-shaped lens pedestal and lens array are used in the uniform top-emitting secondary optical lens to make different high power LEDs to concentrate the energy on emitting light on the top.
Eyewear of the appropriate optical density is worn when using devices not equipped with fail-safe mechanisms.
The company has also recently moved into the optical mouse sector.
In addition to human, electro-optical, radio, and precise timing payloads, some satellites now carry robotic payloads.
“This rock, which was so extensively employed by the Pueblo Indians for the manufacture of various utensils, has proved to be composed largely of quartz, intermingled with which is a fine, fibrous, radiated substance, the optical properties of which demonstrate it to be fibrolite. Illustrated Catalogue Of The Collections Obtained From The Indians Of New Mexico And Arizona In 1879 Second Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1880-81, Government Printing Office, Washington, 1883, pa
An antenna coil of a reader or writer apparatus for communicating with the IC chip is arranged on the side of an optical pickup module which faces a rotary axis of the optical disc.
When an object reflects light with little diffusion it is said to have a glossy or optically smooth surface.
Metallic materials are known to affect the optical properties of quantum dots, either by enhancing or inhibiting photoluminescence, depending on a range of factors including the size and shape of the materials, the distance between them, and the wavelength of light used to induce photoexcitation. PhysOrg.com - latest science and technology news stories
The most obvious way in which we can escape from the physical limitations of our eyes is to employ a microscope, magnifying glass, or optical telescope to improve magnification and resolution.
In their report, the prime minister's advisers did not come out against optical fibres altogether.
One method they use, fluorescence spectroscopy, involves recording optical spectra from molecules absorbing and emitting light.
I use the Linhof optical viewer to visualize images and try different compositions.
Post-structuralist: By rejecting neo-Enlightment notions that privilege "light," we can conceptualize the relationship between optically-oriented envisioning and those signifiers that address interpretations of post-colonial modernism as an established text within the framework of which, intertextually, we are lead to reject any causal relationship between the operands and the motivators. A Bland and Deadly Courtesy
Housed in a robotic housing made by Telemetrics, it features a Canon HD camera equipped with three 1/3in (1,670,000-pixel) CCD sensors, a Canon HD zoom lens with 20x optical zoom ratio (4. 5mm-90mm), a remote-control neutral density filter, genlock input, HD-SDI output with embedded audio as the primary video and an SD composite NTSC feed for monitoring. Broadcast Engineering RSS Feed
Yet today, Smith is the author of Modern Optical Engineering, a fundamental text in optical design.
Forget optical… Just before 4 am the wind around here died down, and even the crickets quited down I wonder what THEY knew! and I SWEAR I heard the impact. Moon Impact Data and Images from LCROSS: First Glance | Universe Today
Particularly for multimode systems, it is important to ensure that some minimum length of fiber is included in the test in order to ensure adequate optical mode fill.
Analysing chemical composition and preservative mechanism of optical glass , preservativity of optical glass is initially explored.
Light-wave belongs to a high frequency electromagnetic wave. Thus, the theory of the curvature model optical fiber sensor is emulated and computed based on electromagnetism.
The optical sensor functions as a rangefinder, measuring the height of the target beneath the missile and profiling the target simultaneously.
an optical illusion
It does this with the aid of infrared beams and optical sensors. Times, Sunday Times
My research in nonlinear optics continued with special emphasis on interactions of picosecond and femtosecond laser pulses with condensed matter and of collision-induced optical coherences. Nicolaas Bloembergen - Autobiography
For instance, he shows how pencils can be used to explain optical principles.
In experiment, excess fraction method was introduced into the measurement of the optical path difference.
For reading and occasional headaches, she wore a pair of horn-rimmed spectacles prescribed but not specially ground by the optical department, cater-corner from the children's shoes. Humoresque A Laugh on Life with a Tear Behind It
A specialised machine that uses the latest in optical and high speed sensor technology to search for skeleton weed is in the advanced stages of development.
Iceland spar is used chiefly in the optical instrument known as the polariscope. Wealth of the World's Waste Places and Oceania
In order to achieve output laser of TEM_(00) mode and high conversion efficiency, its necessary to have a favorable optical coupling system between pump laser and resonator.
PRML changes entirely the way that the signal is read and decoded from the optical disk.
On the basis of constructing laser microbeam system we manipulate hollow dielectric spheres in suspension with optical trap, it validates the kinetic performance of the laser trap.
The aramid fibre was applied in the guiding optical cable, because of its outstanding performance.
While computer hard and floppy drives and the disks they store data on are based on the physics of magnetism, optical drives and their discs are based on the physics of light, or optics.
Unlike its electrical predecessor, an optical switch does not convert the signal to an electrical impulse before directing it.
Bill sorter , which has fast been developing lately, is an optical , mechanical and electrical financial facility.
The silicon-organic-hybrid device and its breakthrough properties were presented for the first time as a postdeadline contribution at a meeting of the optical telecom industry last spring and at several other scientific conferences, and Biaggio's group published an article titled "A High-optical Quality Supramolecular Assembly for Third-order Integrated Nonlinear Optics" in the October 2008 issue of Advanced Materials. PhysOrg.com - latest science and technology news stories
The optical mouse is comfortable in most scenarios, but is not an ergonomic masterpiece.
Light at each end of the optical spectrum is dispersed by a different amount, since the refractive index of any medium depends on frequency.
The weapons are lightweight fire-and-forget anti-tank missiles and use electro-optical and fibre-optic technologies.
The author describes the way to achieve optical Isolation baseband transmission with demonstrations.
All but one were mostly Republican, and each one used paper ballots and optical-scan readers.
Variability at optical wavelengths and the brightness in the F606W passband suggest additional sources of luminosity such as starlight reflected from a circumplanetary ring system. SpaceRef Top Stories
BK7/K9 is a borosilicate crown optical glass with high homogeneity, low bubble and inclusion content.
The measurement of refractive index inhomogeneity of optical glass with laser hol lography was presented.
As a new member of fullerene, carbon nanotubes has exhibit perfect optical limiting property.
The deformation of the substratum due to the activity of the cell is measured using an optical flow-based algorithm that matches patterns of beads between the unstrained and strained fluorescent images.
The company is also working on laser amplification, which will eliminate the need for active optical switching.
The Coalsack nebula also fits with the description of 'near the galactic plane' it's only visible in optical wavelengths because it's shillouetted by the milkyway itself. Herschel Sees Hidden Stars in the Southern Cross | Universe Today
Not with the naked eye, and certainly not through any optical device like binoculars or a telescope.
The need to synoptically characterize physical and biological properties of this large, inhospitable and remote ocean over long time periods leads to the use of satellite data.
The power line is used as a network backbone - it can carry data traffic for something under a mile (or further if a repeater is installed in the line) before it has to be converted to some other medium like optical fiber or coaxial cable.
This is assumed positive to show that the optically active substance is dextrorotatory and negative if the substance is laevorotatory.
Human eyes perceive optical waves, but the optical part of the spectrum occupies only a very small part of the total spectrum of radiant energy. The Harper Dictionary of Science in Everyday Language
By providing what they call "optical depth of field", engineers will be able to deliver a wealth of information without having to design additional features, such as screens, into the car's fascia. Telegraph.co.uk - Telegraph online, Daily Telegraph and Sunday Telegraph
Jitter is one of the biggest concerns for designers of optical networks, which include optical components such as transmitters, receivers, and transponders.
The most common method for measuring retardance and fast-axis orientation involves placing two linear polarizers with horizontally aligned axes between a collimated optical source and a detector.
In monolithic integrated optics, all optical functions must be obtained in a single material.
It is an optical device, somewhat like a viewfinder, which allows me to vary the focal length at will.
Radio astronomy is a young field relative to optical astronomy.
The amount of new information stored on paper, film, magnetic and optical media has roughly doubled in the last three years.
Many optical components are typically constructed using materials such as gallium arsenide and indium phosphide. IBM Claims Breakthrough in Laser-Based Chips
The Earth's rotation regimes coincide with tide fluctuations and synoptical processes in the atmosphere.
The term hardware generally refers to an element having a physical structure such as electronic, electromagnetic, optical, electro-optical, mechanical, electro-mechanical parts, etc. FreshPatents.com: Notable Patent Applications - 07/01/2010
No optical counterpart has been observed.
In order to overcome the overlapped absorption structures in differential optical absorption spectroscopy(DOAS), a method of spectrum correction based on Kalman filtering is developed.
For gold and silver particles smaller than 50 nm, the electric dipole moment dominates higher-order optical multipolar moments, and absorption exceeds scattering as a mechanism for optical extinction.
Strange optical effects began to manifest themselves. The Times Literary Supplement
Intense searches have revealed no optical or other signal from the partner, nor does it eclipse the quasar.
Now celebrating its 75th anniversary, the planetarium was the first built in the Western hemisphere, and the first with a Zeiss, an optical projection device creating the illusion of a night sky. CNN Transcript Oct 22, 2004
Our main products are light sources and modules that enable plastic optical fibre to be used for high bandwidth, low-cost links with large data capacity.
This can be on-line or off-line recognition of hand-printed characters, or of machine-printed characters using optical character recognition.
Most popular are the polarographic and the optical spectroscopic methods.
Pulses of scattered light and fluorescence are collected and converted to electric current pulses by optical sensors and classified.
The characteristics of optical fibre change with temperature, sufficiently to change the required magnetic field period.
The resulting porphyrin nanotubes have ‘interesting electronic and optical properties such as an intense resonance light scattering ability and photocatalytic activity.’
The maps were used to evaluate the ecological aspects of the studied ecosystem, such as the influence of inflowing rivers on the optical properties of the lake.
The image has a larger angular subtense than the original object; therefore, the objects appear larger when seen through this optical system even though the virtual image is smaller than the object.
The crystal acts as an analyser which ascertains whether or not the photon has polarisation perpendicular to the optical axis of the crystal.
The company makes optical drives with translucent bezels and trays, complete with blue LED activity lights.
In one embodiment of the present invention, the Raman optical pumping signal is filtered to reject amplified spontaneous emissions that are generated by the Raman optical pumping signal.
Optical mouses, while still a big improvement over older trackball models, often get confused on patterned surfaces and do not work well on metal or glossy tabletops.
Sloping walls on the bulk of the building create an optical illusion.
The liquid hydrogel, based on a dendritic macromer, has optical properties similar to the cornea, the layer that covers the iris and pupil of the eye.
Radiating fringe of feldspar in groundmass is in optical continuity with phenocryst, from which it nucleated. (e) Quartz phenocryst is surrounded by feldspar groundmass. Granophyre_photos.html
The S8000's zoom extends from 5.4 to 54mm, 30-300mm in 35mm terms, and has optical image stabilization - pretty much an essential requirement on a compact with this kind of telephoto reach. Camera Labs and DSLR Tips latest news and reviews
Optically active cyanohydrins are important intermediates lor the synthesis of agricultural chemicals.

How To Use Optical In A Sentence

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