apochromatic

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ap·o·chro·mat·ic

(ăp′ə-krō-măt′ĭk)

adj.

Corrected for both chromatic and spherical aberration, as a lens.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

apochromatic

(ˌæpəkrəˈmætɪk)

adj

(General Physics) (of a lens) almost free from spherical and chromatic aberration

apochromatism n

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ap•o•chro•mat•ic

(ˌæp ə kroʊˈmæt ɪk)

adj.

(of a lens) corrected for spherical aberration at two wavelengths or colors and for chromatic aberration at three wavelengths.

[1885–90]

ap`o•chro′ma•tism (-ˈkroʊ məˌtɪz əm) n.

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Adj.

apochromatic - corrected for both chromatic and spherical aberration; "an apochromatic lens"

optics - the branch of physics that studies the physical properties of light

corrected - having something undesirable neutralized; "with glasses her corrected vision was 20:20"

Translations

apocromatico

Mentioned in ?

apochromat

References in periodicals archive ?

Meade's new Series 6000 astrograph is a 70-mm apochromatic refractor with a focal length of just 350 mm and an f/5 focal ratio.

Meade's Mini Astrograph: The new Series 6000 70-mm apo astrograph delivers tack-sharp images across a wide field

THE NEW Signature HD 20-60X Spotting Scope features HD lenses and an apochromatic lens system that eliminates color fringing and delivers edge-to-edge resolution at all magnifications.

Burris Signature HD 20-60x Spotting Scope

The high-density extra-low dispersion glass, APO apochromatic lens system, XR Plus fully multi-coated lenses and ArmorTek on exterior lenses combine to produce high quality images.

Razor HD LH riflescopes

This is especially true of top-quality apochromatic refractors, which use advanced lens designs.

Telescopes: what to know before you buy

The sophisticated triplet apochromatic lens system delivers high-definition views and thwarts color fringing and degradation of resolution or dilution of color fidelity at extended distances.

Better bowhunting optics: quality glass is worth its weight in gold

Apochromatic correction is maintained in both the objective lens and the opticalzoom system, virtually eliminating color aberrations.

NIKON DEBUTS STEROMICROSCOPES IDEAL FOR BIOSCIENCE

Later images of Uranus have shown that five of the planet's satellites are readily recordable under favourable conditions with a 120mm f/7.5 apochromatic refractor.

Conjunction of Uranus with 44 Piscium, 2012 September 22/23

Harlow, United Kingdom, July 07, 2011 --(PR.com)-- The ALLEGRA 590 boasts apochromatic optics which provide a sharp and high-contrast image for the surgeon at any zoom setting.

Haag-Streit UK Introduces New MOLLER ALLEGRA 590 Dual-Use Microscope, Designed for Both ENT and Ophthalmic Surgery

Comfortable working positions are available even at extreme surgical approach angles with the new foldable binoculartube, which combines apochromatic optics and a design for maximum visualization flexibility, magnification potential, and positioning ergonomics.