di·op·tric (d - p tr k) also di·op·tri·cal (-tr-k l)adj. 1. Of or relating to dioptrics. 2. Relating to optical refraction; refractive. [From Greek dioptrikos, of a diopter, from dioptr  , diopter; see diopter.] |
dioptric [daɪˈɒptrɪk], dioptrical
adj
1. (Physics / General Physics) of or concerned with dioptrics
2. (Physics / General Physics) of or denoting refraction or refracted light
dioptrically adv
| dioptric (d-ptrk) Relating to the refraction of light, especially by a lens. Dioptric lenses are used in Fresnel lenses and camera viewfinders. Compare catadioptriccatoptric |
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