How to use Optics in a sentence
The subject which Newton chose for his lectures was optics.
In optics he was the first, in 1802, to observe the dark lines in the solar spectrum.
This resolution of the original wave is the well-known "Principle of Huygens," and by its means he was enabled to prove the fundamental laws of optics, and to assign the correct construction for the direction of the extraordinary ray in uniaxial crystals.
There is a great deal of practical information on lenses in connexion with the camera and other optical instruments, and the book is valuable as a repertory of early practical optics, also for the numerous references to and extracts from previous writers.
He died on the 5th of June 1716, leaving unfinished a series of elaborate retearches on optics, and a large amount of unpublished manuscript.Advertisement
He now employed himself in making optical glasses, and in engraving on metal, devoting his spare time to the perusal of works on mathematics and optics.
He studied at Rome and Bologna, and at the age of twenty went to Paris, where he enjoyed the friendship of Voltaire and produced his great work Neutonianismo per le dame, a work on optics.
His investigations occupied almost the whole field of science, including physiology, physiological optics, physiological acoustics, chemistry, mathematics, electricity and magnetism, meteorology and theoretical mechanics.
Helmholtz's contributions to physiological optics are of great importance.
His great work on Physiological Optics (1856-1866) is by far the most important book that has appeared on the physiology and physics of vision.Advertisement
Alhazen was, nevertheless, a diligent and successful student, being the first great discoverer in optics after the time of Ptolemy.
In optics, the term caustic is given to the envelope of luminous rays after reflection or refraction; in the first case the envelope is termed a catacaustic, in the second a diacaustic. Catacaustics are to be observed as bright curves when light is allowed to fall upon a polished riband of steel, such as a watch-spring, placed on a table, and by varying the form of the spring and moving the source of light, a variety of patterns may be obtained.
The laws of light and shade, the laws of "perspective," including optics and the physiology of the eye, the laws of human and animal anatomy and muscular movement, those of the growth and structure of plants and of the powers and properties of water, all these and much more furnished food almost from the beginning to his insatiable spirit of inquiry.
His researches in optics, continued until his death, appear to have been begun about the year 1814, when he prepared a paper on the aberration of light, which, however, was not published.
They were written at the request of the princess of Anhalt-Dessau, and contain an admirably clear exposition of the principal facts of mechanics, optics, acoustics and physical astronomy.Advertisement
The step from optics i to dynamics in the application of the method of " Varying Action " was made in 1827, and communicated to the Royal Society, in whose Philosophical Transactions for 1834 and 1835 there are two papers on the subject.
That Newton must have begun early to make careful observations of natural phenomena is sufficiently testified by the following remarks about halos, which appear in his Optics, book ii.
It was his duty as professor to lecture at least once a week in term time on some portion of geometry, arithmetic, astronomy, geography, optics, statics, or some other mathematical subject, and also for two hours in the week to allow an audience to any student who might come to consult with the professor on any difficulties he had met with.
The success which attended his researches in optics must have been great, although the results were known only through his own oral lectures, until he presented an account of them to the Royal Society in the spring of 1672.
He subsequently published many papers in the Philosophical Transactions on various parts of the science of optics, and, although some of his views have been found to be erroneous, and are now almost universally rejected, his investigations led to discoveries which are of permanent value.Advertisement
A further account of the method was given in the first edition of Newton's Optics, which appeared in 1704.
He also published a treatise, in 1761, De distributione caloris per tellurem, and he was the author of memoirs on different subjects in astronomy, mechanics, optics and pure mathematics, contained in the journals of the learned societies of St Petersburg and Berlin.
Uncertainty as to his future led him to accept an invitation from the king of France to Paris, where he was naturalized and was appointed director of optics for the marine, an office instituted for him, with a pension of 8000 livres.
According to the laws of optics it is only possible either to portray a small object near one of the foci of the system with wide pencils, or to produce an image from a relatively large object by correspondingly narrow pencils.
Free Space Optics offer gigabit alternatives for distribution around cities.Advertisement
The mechanics of the Copernican astronomy of Galileo attracted him and he also studied Kepler ' s Optics.
When elementary particles collide at high energies they diffract off each other, just like waves of light diffract around apertures in ordinary optics.
Prevent the use of any external optics that could decrease the beam divergence or its diameter.
Bresser Skylux 70mm equatorial Refractor - £ 89.99 The New Bresser Skylux offers sharp high quality optics on a sturdy equatorial mount.
The traditional design features fully waterproof multi-coated optics and retractable eyecups for spectacle wearers.
Fiber Optics - Also called optical fiber Optics - Also called optical fibers or optical fiber bundles.
Fully multi coated optics deliver optimum brightness and color fidelity.
Clearly the luminous flux of a light source is of little value in isolation; the light will be changed by the optics.
Applications of optics and SLM devices, including neural networks, telecommunications switches, WDM switches, volume holography and tuneable lasers.
This unit has optics which add together two of the dye laser photons, effectively doubling their frequency.
All Hilkinson Binoculars have fully multi-coated optics and have either BK-7 or BAK-4 prisms.
To disseminate among Members and others, information on all matters affecting dispensing optics, and publish written material as appropriate.
Offering brilliant viewing due to the multi-coated optics, users find this a great companion on the water.
For adaptive optics slightly larger reference sources may be used.
Photonics Focus dropped into a session where speakers approached diffractive optics from extreme ends of the power spectrum.
Geometrical optics are a useful tool for calculating reflections from the polygons in a 3D database.
Take in the view at high power through bright crisp multi coated optics.
We also work with fiber optics, UV light, LEDs.
His work in theoretical quantum optics recently predicted the existence of the optical analog of " black holes " .
To help you to choose a telescope or binoculars, or to understand telescope optics visit my Choosing a Telescope page.
This covers areas from accelerator physics through engineering design, ion optics, radio-frequency engineering, magnet design and a host more.
Fiber Optics - Also called optical fibers or optical fiber bundles.
Two techniques, active optics and adaptive optics has been devised to overcome these.
The ' hierarchy of optics ' from quantum optics down to paraxial geometrical optics - how does it all fit together?
It can be separated from the upper body very easily to permit cleaning of the internal optics.
Physical optics are the ' active optics ' of the time of the speed of light.
Currently, fiber optics networks are not completely optical.
Within Europe, the UK is the largest fiber optics supplier, with nearly 50% of European output.
Even more complicated integrated atom optics devices and networks, similar to integrated circuits for electrons, can be devised.
The millimeter wave electric company technology has been dubbed " wireless optics " since it provides gigabit high-speed throughput between transmission sites.
The camera optics were surprisingly good for what looked like a tiny pinhole lens.
Fiber optic devices for cross section converters The complete range of fiber optics can be connected to amplifiers with analog outputs.
All models have the benefit of multi-coated optics and phase coated prisms for extra brightness and clarity.
The topics covered range from antennas, through radiowave propagation, optics and radar, to communications signal processing and networks.
The optics on this unit are quite superlative, and one nice feature is the spring loaded flip up lens caps.
Most of the others were discovered in visible light, using ground-based telescopes with adaptive optics.
A voyage of discovery through many areas of contemporary physics FROM non-equilibrium thermodynamics to quantum optics in ORDER to understand the problem of life.
The ultimate, cordless trackball fits advanced optics and digital radio technology comfortably into the palm of your hand.
In Bode's Jahrbuch (1776-1780) he discusses nutation, aberration of light, Saturn's rings and comets; in the Nova acta Helvetica (1787) he has a long paper "Sur le son des corps elastiques," in Bernoulli and Hindenburg's Magazin (1787-1788) he treats of the roots of equation and of parallel lines; and in Hindenburg's Archiv (1798-1799) he writes on optics and perspective.
On his mother's death in 1759 Marat set out on his travels, and spent two years at Bordeaux in the study of medicine, whence he moved to Paris, where he made use of his knowledge of his two favourite sciences, optics and electricity, to subdue an obstinate disease of the eyes.
The slim and sleek aluminum body cover retracts to create an eye-catching lightweight capsule that protects the controls and high-quality optics.
Raytheon is working on solid-state lasers for this purpose, with the possibility of using fiber optics later.
Science Drivers for ASMs Currently implemented astronomical AO systems operate like auxiliary instruments separate from the main telescope optics.
The flow cell optics are cleaned at regular operator set intervals by the wiper system.
Eagle Optics Binocular 8x21 - this children's binocular comes in a wide variety of colors to suit both girls and boys.
They can be found at Eagle Optics, Amazon.com and most sporting goods stores.
They have mediocre optics and inexpensive housing.
The higher-end telescopes usually have strong optics, better casing and sturdier bases.
In addition to allowing divers to use their own digital cameras, some waterproof housing units also offer supplementary optics.
The optics contained inside a high-end digital SLR camera can make a world of difference between a good image and a great image.
Canon strives to retain its lofty position in the ranks of digital imagery by installing finely constructed optics free of flaws, and the Rebel T2i's unusually high-quality optics are no exception.
Optics offer Lens Peripheral Illumination Correction, which automatically compensates to prevent vignetting and lens shading, resulting in evenly balanced exposures.
Fans of Canon imaging devices will tell you that any EOS Rebel camera is a good investment, but if you'd like more information before opening your pocketbook, check out the Digital Rebel XT's optics, performance and consumer features.
Most enthusiasts that are interested in optical devices like glasses and binoculars easily recognize the name Bausch & Lomb as a symbol of the highest quality optics in the industry.
Many antique dealers specifically search out Bausch and Lomb shooting glasses because of the high resale value of vintage optics from this maker.
Not long after that, the company branched out into manufacturing microscopes, and soon became a leading name in optics throughout the United States.
Because Bausch & Lomb was one of the only U.S. optics manufacturers, it became a major resource for the U.S. military.
Optics Planet - Features not only dozens of Bausch and Lomb products, but also provides lots of informational resources in the form of reviews and tips.
With Optics you won't have to because all of the technological terms associated with Bolle are clearly defined.
However, since the night vision goggles have optics that can "see" the infrared light, the dark room appears almost as bright as day.
It's actually called the Rigel Optics LED, Day & Night Vision Goggles Emergency Set; this one's probably a bit more than the average shopper will need.
The collection at Go 2 Optics is extensive and the prices are even better!
If you prefer sailing and water skiing to beach bumming, then you will love Hobie's "high performance optics."
Optics Planet has a section that exclusively sells night vision goggles for military and law enforcement use.
High definition optics (HDO) patented technology is used to unlock the peripheral view with wide open clarity.
The Southern California-based company has been in business since 1975 and has grown to include several optics brands, including Oliver Peoples and Paul Smith Spectacles.
You can have them customized without sacrificing the optics of the lenses.
They've accomplished this by offering precise fitting (to block the blinding rays of glare), using their High Definition Optics (for clarity) and by employing lenses that utilize various colors to improve depth perception.
The Iridium coating further helps to maximize the optics of the lenses.
The company first begins by using HDO, or High Definition Optics.
Optics Planet has several options for Rx-able motorcycle goggles as well.
Today, we'll be focused on Optics Planet.
Optics Planet's Bolle Showtime serves up three pairs of goggles with rose-colored lenses.
Eyewear.com has a pair of rose lens ski goggles called Zeal Optics Rapt.
Smith Optics corrects this by straightening out the incoming rays.
Outside Away highly recommends the Zeal Optics Maestro with the sepia polarized lenses.
Spyder Optics is Spyder's eyewear division.
Cazal eyewear can be found online at sites such as Optics Planet, Frames Direct and Best Buy Eyeglasses.
Smith Optics has been making products for over 40 years.
Smith Optics is best known for their high quality, durable eyewear.
There is a lifetime warranty against any manufacturing defects in workmanship or materials on all Smith Optics eyewear, so if something goes wrong with your Director shades, you will get a repair or replacement at no extra charge.
Action Optics Clip-Ons come in a black metal frame.
To locate a Smith Optics dealer in your area, visit the store locator feature on the Smith website.
Some artificial trees are lit by fiber optics, with the light in the base of the tree and a rotating color wheel that lets a sequence of colors shimmer across the tree.
From sparkling stars and snowflakes to a blinking Christmas tree, fiber optics and LEDs make light-up cards possible.
Computerized technology and the increasing use of fiber optics have helped with speed gains, and the entire phone system remains fairly reliable.
You can take a look at Optics Planet to start off.
Add mood lighting with lava lamps, lightning globes, twinkle lights, or fiber optics.
One of the best options for this is to choose a helmet that has a curved clear spatter shield over the optics region.
His work was mainly concerned with electricity and magnetism, though he also made some contributions to optics and physiology.
Devoting himself next to optics, he produced memoirs which entitle him to a high place among the early, searchers after a true dynamical theory of light.
Attempts have been made, principally founded on some remarks of Huygens, to show that Descartes had learned the principles of refraction from the manuscript of a treatise by Willebrord Snell, but the facts are uncertain; and, so far as Descartes founds his optics on any one, it is probably on the researches of Kepler.
The chief of his other contributions to optics was the explanation of the rainbow - an explanation far from complete, since the unequal refrangibility of the rays of light was yet undiscovered - but a decided advance upon his predecessors, notably on the De radiis visas et lucis (1611) of Marc-Antonio de Dominis, archbishop of Spalato.
At a later period he was one of the leading contributors to the Encyclopaedia Britannica (seventh and eighth editions), the articles on Electricity, Hydrodynamics, Magnetism, Microscope, Optics, Stereoscope, Voltaic Electricity, &c., being from his pen.
Many other points of physiological optics are touched on, in general erroneously.
But his researches in physical optics constitute his chief title-deed to immortality.
In optics, it is that portion of the diameter of an object-glass or mirror through which light can pass free from obstruction.
Thanks to Fresnel and his followers, this department of optics is now precisely the one in which the theory has gained its greatest triumphs.
According to common optics, where images are absolute, the diffraction pattern is supposed to be infinitely small, and two radiant points, however near together, form separated images.
Archbishop Peckham, or Pisanus, in his Perspectiva Communis (1279), and Vitello, in his Optics (1270), also attempted the solution of Aristotle's problem, but unsuccessfully.
Having entered the Society of Jesus in 1586, he was successively professor of philosophy at Douai and rector of the Jesuit College at Antwerp. He wrote a treatise on optics in six books (Antwerp, 1613), notable for containing the principles of stereographic projection.
The results of his leisure were in 1787 a new translation of Newton's Optics, and in 1788 his Memoires academiques, ou nouvelles decouvertes sur la lumiere.
Arbes have used a method depending on total reflection (Drude's Theory of Optics, p. 394).
A preliminary study of optics led to the publication, in 1604, of his Astronomiae pars optica, containing important discoveries in the theory of vision, and a notable approximation towards the true law of refraction.
Schuster, Theory of Optics, p. 115.
The present writer, therefore, in his Theory of Optics, adopted different names, and called the series respectively the " Trunk," the " Main Branch " and the " Side Branch," the main branch being identical with the second subordinate series; the limit of frequency for high values of s is called the " root " of the series, and it is found in all cases that the two branches have a common root at some point in the trunk.
Sir Isaac Newton appears to have been the first to use a glass globe instead of sulphur (Optics, 8th Query).
The Vindex episode, referred to in the Six Lessons, becomes intelligible only by going beyond Molesworth to the original Latin edition of 1655 They were composed originally, in a somewhat different and rather more extended form, as the second part of an English treatise on Optics, completed by the year 1646.
He also wrote at this time a translation of Newton's Optics, for which the author presented him with Soo.
The smaller the hole (so far at least as geometrical optics is concerned) the less confused will the picture be.
In optics, he developed the wave theory, and his name is associated with the simple dispersion formula.
We find a precisely analogous effect in optics which justifies the term " electrical image."