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.

apochromatic

(ˌæpəkrəˈmætɪk)
adj
(General Physics) (of a lens) almost free from spherical and chromatic aberration
apochromatism n

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.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.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
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References in periodicals archive ?
DETAILS: Sky-Watcher Esprit ED80 apochromatic refractor and Moravian Instruments G2-8300 CCD camera with Astronomik LRGB filters.
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.
It includes high-resolution and apochromatic plan objectives, 7 laser wavelengths, and a calibrated 32-channel GaAsP detector for very low-back-light fluorescence.
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.
This is especially true of top-quality apochromatic refractors, which use advanced lens designs.
6 DG macro (150 [pounds sterling]) is a compact, lightweight lens with apochromatic lens elements and uses a 9 blade aperture diaphragm for softer background bokeh.
In addition, apochromatic and semi-apochromatic optics are available for the SMZ1270/1270i and SMZ800N zoom bodies, respectively, resulting in sharp and high-contrast images throughout the whole zoom range.
Apochromatic correction is maintained in both the objective lens and the opticalzoom system, virtually eliminating color aberrations.
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.
com)-- The ALLEGRA 590 boasts apochromatic optics which provide a sharp and high-contrast image for the surgeon at any zoom setting.
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.
The Foldable Tube f170/f260 combines brilliant apochromatic optics and a revolutionary design for maximum visualization flexibility, magnification potential and positioning ergonomics.