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Definition of the noun achromatism

What does achromatism mean as a name of something?

noun - plural: achromatisms

  1. the visual property of being without chromatic color

Alternative definition of the noun achromatism


  1. The state or quality of being achromatic; as, the 'achromatism' of a lens; achromaticity.
  2. The state of being free of colors, not emitting or separating into colors.
  3. See Achromatopia.

Printed dictionaries and other books with definitions for achromatism

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Google previewThe Photographic News (1883)

A Weekly Record of the Progress of Photography

Perfect achromatism is a theoretical impossibility; but in actual practice it is generally sufficient to ensure the coincidence of two or three points in the spectrum. See Lenses, . ACIDS, Bases and Salts.–Groups into which one great class of ...

Google previewDark Matter in Astro- and Particle Physics (2012)

Proceedings of the International Conference DARK 2000 Heidelberg, Germany, 10–14 July 2000 by H.V. Klapdor-Kleingrothaus

Achromatism is a well known property of gravitational lensing, and one might expect it to be a property of microlensing light curves. If the source (ie the quasar disc) is point like or of uniform colour then the variations will indeed be achromatic, ...

Google previewInfrared Optics and Zoom Lenses (2009)

by Allen Mann

Achromatism Since achromatism is a first-order property, achromatic balance 20 Chapter 2.

Google previewModern Dictionary-Civil Engineering (1990)

by Puri & Anand

Achromatism is the absence of chromatic aberration. Agonic Line is the line made up of points having a zero declination. Arbitrary Bearing Arbitrary bearing of a line is the horizontal angle which it makes with any arbitrary meridian. Arbitrary ...

Google previewSplendours of the Sky (1925)

by I.M. Lewis

Perfect achromatism is the strongest point in favor of the reflector. The field of good definition for the great reflector is small, however, only equalling in area one-half the disk of the moon. This is a restriction placed by the necessity for rapid ...

Google previewPhotographic Optics and Colour Photography (1909)

Including the Camera, Kinematograph, Optical Lantern, and the Theory and Practice of Image Formation by George Lindsay Johnson

Achromatism is that property of a lens which accurately brings to one focus any two given wave lengths of the spectrum. In a photographic lens the portions of the spectrum which must be united consists of the sodium (D) line in the yellow ...

Google previewA Dictionary of Hallucinations (2009)

by Jan Dirk Blom

A Achromatism References Foerster, O. (1903). Ein Fall von elementarer allgemeiner Somatopsychose. (Afunktion der Somatopsyche.) Ein Beitrag zur Frage der Bedeutung der Somatopsyche für das Wahrnemungsvermögen. Monatsschrift ...

Google previewThe Project Gutenberg Encyclopedia (101-)

by Project Gutenberg

(This explains the gigantic focal lengths in vogue before the discovery of achromatism.) Examples.—(a) In a very thin lens, in air, only one constant of reproduction is to be observed, since the focal length and the distance of the focal point are ...

Google previewA Dictionary of Science, Literature, & Art (1875)

Comprising the Definitions and Derivations of the Scientific Terms in General Use, Together with the History and Descriptions of the Scientific Principles of Nearly Every Branch of Human Knowledge by William Thomas Brande, George William Cox

and xAa-' of about 3 to 2; so that if a prism of flint glass ACHROMATISM ACIPENSER give a spectrum three inches long, a similar. ACETYLENE Acetylene. A hydrocarbon, C.H.2, present in small quantities in ...

Google previewMacmillan Dictionary of Psychology (1991)

by Stuart Sutherland

See ACHROMATISM. achromatic. 1. Lacking HUE; the achromatic surface colours are black, white, and grey. 2. Pertaining to a lens that is corrected for CHROMATIC ABERRATION. achromatic interval. 1. (Vision) The range of light intensities ...

Google previewDictionary of Pure and Applied Physics (2000)

by Dipak Basu

achromatism such that they are in inverse proportion to these powers. The result is a compound lens that has a net focal length but reduced dispersion over a major portion of the visible spectrum. If the doublet, made up of 2 lenses of ...

Google previewVan Nostrand’s Scientific Encyclopedia (2013)

by Douglas M. Considine, Glenn D. Considine

For relatively short focus instruments, such as cameras or binoculars, practically complete achromatism can be obtained by using, instead of a simple convex lens , a combination of a convex and a concave lens, the two lenses being ...

Google previewA dictionary of science, literature and art, ed. by W.T. Brande assisted by J. Cauvin. ed. by W.T. Brande and G.W. Cox.3 vols (1865)

by William Thomas Brande

and x*"- ACHROMATISM jutis, a tunic).

Google previewThe Encyclopaedia Britannica (1911)

A Dictionary of Arts, Sciences, Literature and General Information by Hugh Chrisholm

” For two thin lenses separated by a distance D the condition for achromatism ...

Google previewDictionary of Optometry and Visual Science (2014)

by Michel Millodot

achromatism 1. The condition of being totally colour blind. Syn . achromatopsia. 2. Absence of colour. 3. Condition of a lens or an optical system ...

Google previewLotus Illustrated Dictionary of Physics (2004)

by Hillary Walter

accelerometer | achromatism body due to the earth's attraction is called acceleration due to gravity. It is denoted by the letter g. Its SI unit is m/s2. On the surface of the earth, its average value is 9.8m/s2. The value of g on the surface of the earth ...

Google previewThe Dictionary of Psychology (2016)

by Ray Corsini

See ACHROMATISM, ANOMALOUS TRICHROMATISM, DICHROMATISM. dichromat A person exhibiting dichromatism. The three groups of dichromats are: deuteranopes, protanopes, tritanopes. dichromatism Partial color blindness in which ...

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Video about achromatism

Achromatism Meaning

Video shows what achromatism means. The state or quality of being achromatic; as, the achromatism of a lens; achromaticity.. The state of being free of colors, ...

Scrabble value of A1C3H4R1O1M3A1T1I1S1M3

The value of this 11-letter word is 20 points, but it's not an accepted word in the Official Scrabble Players Dictionary.


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