Perspectograph
Pronunciation : Per*spec"to*graph
Part of Speech : n.
Etymology : [L. perspectus (p.p. of perspicere to look through) + -graph.]
Definition : Defn: An instrument for obtaining, and transferring to a picture, the points and outlines of objects, so as to represent them in their proper geometrical relations as viewed from some one point.
Source : Webster's Unabridged Dictionary, 1913