DIOPTRICALLY

Etymology

Adverb

dioptrically (not comparable)

In a dioptric manner.

Source: Wiktionary

DIOPTRIC

Di*op"tric, a. (Optics)

Definition: Of or pertaining to the dioptre, or to the metric system of numbering glasses.

– n.

Definition: A dioptre. See Dioptre.

Di*op"tric, Di*op"tric*al, a. Etym: [Gr. dioptrique.]

Definition: Of or pertaining to dioptrics; assisting vision by means of the refraction of light; refractive; as, the dioptric system; a dioptric glass or telescope. "Dioptrical principles." Nichol. Dioptric curve (Geom.), a Cartesian oval. See under Cartesian.

DIOPTRICAL

Di*op"tric, Di*op"tric*al, a. Etym: [Gr. dioptrique.]

Definition: Of or pertaining to dioptrics; assisting vision by means of the refraction of light; refractive; as, the dioptric system; a dioptric glass or telescope. "Dioptrical principles." Nichol. Dioptric curve (Geom.), a Cartesian oval. See under Cartesian.

Source: Webster’s Unabridged Dictionary 1913 Edition

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