oroheliograph

词形变化

oroheliographs 复数 oroheliographs

释义与例句

n.
  1. 1.

    A camera for obtaining a circular panoramic view of the horizon. The photographic plate is placed horizontally with a vertical lens above. A specially-shaped mirror reflects light from the entire horizon to the lens, by means of which it is focused upon the plate.

    艺术

词源

From oro- + heliograph, from Ancient Greek word for "mountain".

来源：wiktionary