oroheliograph definition

  • noun:
    • A camera for obtaining a circular panoramic view for the horizon. The photographic plate is positioned horizontally with a vertical lens overhead. A mirror of distinct form reflects light from the whole horizon to the lens, by means of which it's focused upon the dish.
    • In photography, a camera, developed by NoĆ«, in which a panoramic view of horizon can be taken. A vertical lens to which is attached a silvered mirror of particular shape is employed to target the panoramic view through the whole horizon on a horizontal delicate dish.
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