noun[treated as singular] Physics
The branch of optics that deals with reflection.
More example sentences
- When catoptrics are combined with conventional lens systems, known as dioptrics, the resulting sensors are known as catadioptrics.
- This was a particular account of microscopes and telescopes, from Mr. Huygens, with an introduction showing the discoveries made by catoptrics and dioptrics.
- These apparently frivolous aesthetics derive from the serious work in catoptrics of an earlier generation of Minim monks shuttling back and forth between the Place Royale in Paris and the Trinità ai Monti in Rome.
mid 16th century (originally catoptric): from Greek katoptrikos 'reflecting', from katoptron 'mirror'.
Definition of catoptrics in:
- The British & World English dictionary