Online Dictionary

Aplanatic Explained

Aplanatic at English => English (Websters 1913) Of Explained:

Aplanatic \Ap`la*nat"ic\, a. [Gr. 'a priv. + ? disposed to
wander, wandering, ? to wander.] (Opt.)
Having two or more parts of different curvatures, so combined
as to remove spherical aberration; -- said of a lens.

{Aplanatic focus} of a lens (Opt.), the point or focus from
which rays diverging pass the lens without spherical
aberration. In certain forms of lenses there are two such
foci; and it is by taking advantage of this fact that the
best aplanatic object glasses of microscopes are
constructed.

aplanatic at English => English (WordNet) Of Explained:

aplanatic
adj : free from or corrected for spherical aberration; "an
aplanatic mirror"

aplanatic at English (WD) Of Explained:

==English==

Adjective

Inter: en-ad » j
  • Inter: context » of an optical system Free from, or corrected for, spherical aberration and chromatic aberration

  • Translation: io » aplanatic
    Translation: vi » aplanatic