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Hasil cari dari kata atau frase: Aplanatic(0.01218 detik)
Found 2 items, similar to Aplanatic.
English → English (WordNet)
adj : free from or corrected for spherical aberration; “an
aplanatic mirror” English → English (gcide)
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