Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. 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 an attached pencil.

from the GNU version of the Collaborative International Dictionary of English

  • n. 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.

from The Century Dictionary and Cyclopedia

  • n. A form of telescope constructed for the purpose of copying landscapes, etc.

Etymologies

Compare French opticographe. (Wiktionary)

Examples

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