Definition of Optigraph. Meaning of Optigraph. Synonyms of Optigraph

Here you will find one or more explanations in English for the word Optigraph. Also in the bottom left of the page several parts of wikipedia pages related to the word Optigraph and, of course, Optigraph synonyms and on the right images related to the word Optigraph.

Definition of Optigraph

Optigraph Op"ti*graph, n. [Optic + -graph: cf. F. opticographe. See Optic, a. ] A telescope with a diagonal eyepiece, suspended vertically in gimbals by the object end beneath a fixed diagonal plane mirror. It is used for delineating landscapes, by means of a pencil at the eye end which leaves the delineation on paper.

Meaning of Optigraph from wikipedia

- 102 Bedford Street in New York's Greenwich Village. Pratt invented the Optigraph an early microfilm reader. This development led to the formation of the...