- of, relating to, or produced by mirrors or reflections
catoptric (plural catoptrics)
- (now only in the plural) The branch of optics dealing with reflection.
1621, Robert Burton, The Anatomy of Melancholy, Oxford: Printed by Iohn Lichfield and Iames Short, for Henry Cripps, OCLC 216894069:, I.iii.3:
- 'tis ordinary to see strange uncouth sights by catoptrics; who knows not that if in a dark room the light be admitted at one only little hole, and a paper or glass put upon it, the sun shining will represent on the opposite wall all such objects as are illuminated by his rays?