PRISM DIOPTER


Meaning of PRISM DIOPTER in English

Optics.

a unit of prismatic deviation, in which the number one represents a prism that deflects a beam of light a distance of one centimeter on a plane placed normal to the initial direction of the beam and one meter away from the prism.

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .