Scioptic
Scioptic , adjective
[Greek {not transcribed} shadow + {not transcribed} belonging to sight: compare French scioptique. See Optic.]
(Optics) Of or pertaining to an optical arrangement for forming images in a darkened room, usually called scioptic ball.
Collocations (1)
Scioptic ball (Optics) , the lens of a camera obscura mounted in a wooden ball which fits a socket in a window shutter so as to be readily turned, like the eye, to different parts of the landscape.