noun (used with a singular verb)
Origin of dioptrics
Examples from the Web for dioptrics
Historical Examples of dioptrics
He applied this geometrical and inventive genius to dioptrics, which, when treated of by him, became a new art.Letters on England
In dioptrics, is a geometrical solid bounded by three parallelograms, whose bases are equal triangles.The Sailor's Word-Book
William Henry Smyth
The only other optical treatise written by Kepler, was his Dioptrics, with an appendix on the use of optics in philosophy.
Catoptrics, which treats of the reflection of light, and Dioptrics, which treats of its refraction.Conversations on Natural Philosophy, in which the Elements of that Science are Familiarly Explained
Jane Haldimand Marcet and Thomas P. Jones
In the Dioptrics of Descartes, several other curious theorems are contained.