aplanatic


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Related to aplanatic: aplanatic Gregorian, aplanatic lens

ap·la·nat·ic

 (ăp′lə-năt′ĭk)
adj.
Of or relating to optical systems that correct for spherical aberration.

[From a- + Greek planāsthai, to wander; see pelə- in Indo-European roots.]

aplanatic

(ˌæpləˈnætɪk)
adj
(General Physics) (of a lens or mirror) free from spherical aberration
[C18: from Greek aplanētos prevented from wandering, from a-1 + planētos, from planaein to wander]
ˌaplaˈnatically adv

ap•la•nat•ic

(ˌæp ləˈnæt ɪk)

adj.
(of a lens) free from spherical aberration and coma.
[1785–95; aplanat- (irreg. < Greek aplánētos; see a-6, planet) + -ic]
ap`la•nat′i•cal•ly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.aplanatic - free from or corrected for spherical aberrationaplanatic - free from or corrected for spherical aberration; "an aplanatic mirror"
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
References in periodicals archive ?
With such a wide variety of hand magnifiers available containing spherical, biconvex, aspheric or aplanatic lenses, it is important that practitioners consider the benefits of each with their visually impaired users or hobbyists in mind.
Device for measuring arterial stiffness by the aplanatic tonometry piece.
The applications addressed in the book include, among others, a LADAR guidance system using prism pairs, aplanatic prism spectrography, a reflecting wedge prism for an optical reader, and inversion prisms for range finders.