What's the difference between optical and power?

Optical


Definition:

  • (a.) Of or pertaining to vision or sight.
  • (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.) Relating to the science of optics; as, optical works.

Example Sentences:

  • (1) Following central retinal artery ligation, infarction of the retinal ganglion cells was reflected by a 97 per cent reduction in the radioactively labeled protein within the optic nerve.
  • (2) This study examined both the effect of variations in optical fiber tip and in light wavelength on laser-induced hyperthermia in rat brain.
  • (3) The number of axons displaying peptide-like immunoreactivity within the optic nerve, retinal or cerebral to the crush, and within the optic chiasm gradually decreased after 2-3 months.
  • (4) Once the normal variations are mastered, appreciation of retinal, choroidal, optic nerve, and vitreal abnormalities is possible.
  • (5) Chromatolysis and swelling of the cell bodies of cut axons are more prolonged than after optic nerve section and resolve in more central regions of retina first.
  • (6) CW Nd:YAG light transmitted by fiber optic cable and sapphire crystal was applied transsclerally to the ciliary body of pigmented and albino rabbits.
  • (7) Unlike results seen in the goldfish optic nerve, injury to the rat optic nerve induced no observable increase in laminin content or change in its distribution.
  • (8) This is the first report of anterior ischemic optic neuropathy as a result of hemodialysis-associated hypotension.
  • (9) It is shown that, by comparison of a reacting mixture at chemical equilibrium with a non-reacting but equally composed one, the sum of the mean concentrations of the reaction products can immediately be taken from optical absorption or from interferometric measurements.
  • (10) A television camera scans the spread through microscope optics; computer and special purpose electronics process the video signals to generate run length histograms.
  • (11) The purity and configuration of each isomer of the free acid and N-chloroacetylated derivative were ascertained by: (a) paper chromatography in five solvent systems, (b) elemental analysis, (c) Van Slyke nitrous acid determination of alpha-carbonyl carbon, and (d) Van Slyke ninhydrin determination of alpha-carbonyl carbon, and (e) optical rotation.
  • (12) The optical and oxygen binding properties of the reconstituted myoglobins containing two isomeric monoformyl-monovinylhemins were found to be different.
  • (13) These images were previously determined by using a recently developed hybrid optical-digital method.
  • (14) The development of optical fibers capable of transmitting laser energy has encouraged the experimental use of laser irradiation for the treatment of acquired cardiovascular disorders.
  • (15) This technique is sensitive to the optical anisotropy within the muscle, including that due to intrinsic properties of the protein molecules as well as that due to the regular arrangement of proteins in the surrounding medium.
  • (16) Patients should be evaluated by perimetry using an appropriate strategy and contrast sensitivity testing, along with careful examination of the optic discs.
  • (17) Thus, during treatment with ethambutol visually (pattern) evoked potentials may reveal a surprisingly high percentage of subclinical optic neuritis.
  • (18) The optical efficiencies are similar and depend on the match of the excitation characteristics of the stain with the emission spectra of the light source.
  • (19) Morphological results demonstrated that 30 Gy irradiated animals showed extensive necrosis primarily in the fimbria, which extended into the internal capsule, optic nerve, hippocampus, and thalamus.
  • (20) A compact attachment for microscope-type instruments is described enabling to introduce, rapidly and qualitatively, minute biological speciments into melted embedding medium and ensuring the safety of optics.

Power


Definition:

  • (n.) Same as Poor, the fish.
  • (n.) Ability to act, regarded as latent or inherent; the faculty of doing or performing something; capacity for action or performance; capability of producing an effect, whether physical or moral: potency; might; as, a man of great power; the power of capillary attraction; money gives power.
  • (n.) Ability, regarded as put forth or exerted; strength, force, or energy in action; as, the power of steam in moving an engine; the power of truth, or of argument, in producing conviction; the power of enthusiasm.
  • (n.) Capacity of undergoing or suffering; fitness to be acted upon; susceptibility; -- called also passive power; as, great power of endurance.
  • (n.) The exercise of a faculty; the employment of strength; the exercise of any kind of control; influence; dominion; sway; command; government.
  • (n.) The agent exercising an ability to act; an individual invested with authority; an institution, or government, which exercises control; as, the great powers of Europe; hence, often, a superhuman agent; a spirit; a divinity.
  • (n.) A military or naval force; an army or navy; a great host.
  • (n.) A large quantity; a great number; as, a power o/ good things.
  • (n.) The rate at which mechanical energy is exerted or mechanical work performed, as by an engine or other machine, or an animal, working continuously; as, an engine of twenty horse power.
  • (n.) A mechanical agent; that from which useful mechanical energy is derived; as, water power; steam power; hand power, etc.
  • (n.) Applied force; force producing motion or pressure; as, the power applied at one and of a lever to lift a weight at the other end.
  • (n.) A machine acted upon by an animal, and serving as a motor to drive other machinery; as, a dog power.
  • (n.) The product arising from the multiplication of a number into itself; as, a square is the second power, and a cube is third power, of a number.
  • (n.) Mental or moral ability to act; one of the faculties which are possessed by the mind or soul; as, the power of thinking, reasoning, judging, willing, fearing, hoping, etc.
  • (n.) The degree to which a lens, mirror, or any optical instrument, magnifies; in the telescope, and usually in the microscope, the number of times it multiplies, or augments, the apparent diameter of an object; sometimes, in microscopes, the number of times it multiplies the apparent surface.
  • (n.) An authority enabling a person to dispose of an interest vested either in himself or in another person; ownership by appointment.
  • (n.) Hence, vested authority to act in a given case; as, the business was referred to a committee with power.

Example Sentences:

  • (1) Behind her balcony, decorated with a flourishing pothos plant and a monarch butterfly chrysalis tied to a succulent with dental floss, sits the university’s power plant.
  • (2) Spectral analysis of spontaneous heart rate fluctuations, a powerful noninvasive tool for quantifying autonomic nervous system activity, was assessed in Xenopus Laevis, intact or spinalized, at different temperatures and by use of pharmacological tools.
  • (3) The authors have presented in two previous articles the graphic solutions resembling Tscherning ellipses, for spherical as well as for aspherical ophthalmic lenses free of astigmatism or power error.
  • (4) Power urges the security council to "take the kind of credible, binding action warranted."
  • (5) Then a handful of organisers took a major bet on the power of people – calling for the largest climate change mobilisation in history to kick-start political momentum.
  • (6) Therefore, we have developed a powerful new microcomputer-based system which permits detailed investigations and evaluation of 3-D and 4-D (dynamic 3-D) biomedical images.
  • (7) We’re learning to store peak power in all kinds of ways: a California auction for new power supply was won by a company that uses extra solar energy to freeze ice, which then melts during the day to supply power.
  • (8) The compressive strength of bone is proportional to the square of the apparent density and to the strain rate raised to the 0.06 power.
  • (9) Brown's model, which goes far further than those from any other senior Labour figure, and the modest new income tax powers for Holyrood devised when he was prime minister, edge the party much closer to the quasi-federal plans championed by the Liberal Democrats.
  • (10) I hope this movement will continue and spread for it has within itself the power to stand up to fascism, be victorious in the face of extremism and say no to oppressive political powers everywhere.” Appearing via videolink from Tehran, and joined by London mayor Sadiq Khan and Palme d’Or winner Mike Leigh, Farhadi said: “We are all citizens of the world and I will endeavour to protect and spread this unity.” The London screening of The Salesman on Sunday evening wasintended to be a show of unity and strength against Trump’s travel ban, which attempted to block arrivals in the US from seven predominantly Muslim countries: Iran, Iraq, Libya, Sudan, Somalia, Syria and Yemen.
  • (11) He spoke words of power and depth and passion – and he spoke with a gesture, too.
  • (12) This transient paresis was accompanied by a dramatic fall in the MFCV concomitant with a shift of the power spectrum to the lower frequencies.
  • (13) In Tirana, Francis lauded the mutual respect and trust between Muslims, Catholics and Orthodox Christians in Albania as a "precious gift" and a powerful symbol in today's world.
  • (14) This week's unconfirmed claims that Kim's uncle Jang Song Thaek had been ousted from power have refocused attention on the country's domestic affairs; some analysts say Jang was associated with reform .
  • (15) In a separate exclusive interview , Alexis Tsipras, the increasingly powerful 37-year-old Greek politician now regarded by many as holding the future of the euro in his hands, told the Guardian that he was determined "to stop the experiment" with austerity policies imposed by Germany.
  • (16) Other recommendations for immediate action included a review of the Nursing and Midwifery Council and the General Medical Council for doctors, with possible changes to their structures; the possible transfer of powers to launch criminal prosecutions for care scandals from the Health and Safety Executive to the Care Quality Council; and a new inspection regime, which would focus more closely on how clean, safe and caring hospitals were.
  • (17) Environment groups Environment groups that have strongly backed low-carbon power have barely wavered in their opposition to nuclear in the last decade, although their arguments now are now much about the cost than the danger it might pose.
  • (18) Faisal Abu Shahla, a senior official in Fatah, an organisation responsible for a good deal of repression of its own when it was in power, accuses Hamas of holding 700 political prisoners in Gaza as part of a broad campaign to suppress dissent.
  • (19) Significant changes have occurred within the profession of pharmacy in the past few decades which have led to loss of function, social power and status.
  • (20) A neodymium YAG (Nd:YAG) laser was evaluated in a dog ulcer model used in the same manner as is recommended for bleeding patients (power 55 W, divergence angle 4 degrees, with CO2 gas-jet assistance).