Oculus
See also: Oculus (homonymy), Bull's eye (homonymy)
A oculus , also called a bull's eye is, in Architecture, a small opening or Lucarne, of circular form or similar (one finds of them hexagonal or of Ovale S).
This opening can be practiced on a frontage, a roof, a carries, a Mur, a Cloison, etc It is generally placed in the upper part of its support. One also finds some in the center of many Coupole S, and at the top of a tympanum in the Latin basilicas.
It can be provided with a Vitre and/or a Grill.
The goal is to let enter the Lumière of the day and, if it is not glazed, of the Air. See also in the bell-tower for to mount the bells in the churches.
In a party taken decorative, the increasing oculus will become pink or Rosace in Gothic art .
Gallery
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